Barrow, John D., Joseph Silk. The Left Hand of Creation: The Origin and Evolution of the Expanding Universe. New York: Basic Books, 1983.
Barrow, John D. The Origin of the Universe. London: Weidenfeld & Nicolson, 1994.
Bergmann, Peter G. The Riddle of Gravitation. New York: Dover Publications, 1992.
Davies, P. C. W., J. R. Brown. Superstrings: A Theory of Everything? Cambridge, England: Cambridge University Press, 1988.
Ellis, George F. R., Peter H. Collins. Before the Beginning: Cosmology Explained. Marion Boyars, 1993.
Gibbons, G. W., Stephen W. Hawking. Euclidean
Quantum Gravity. World Scientific Publishing,
1993.
The reality of the universe in quantum domain. Systematic theory of quantum
gravity.
Guth, Alan H. The Inflationary Universe: The Quest for a New Theory of Cosmic Origins. Reading, Massachusetts: Helix Books, 1997.
Hawking, Stephen, Kip S. Thorne, eds. The Future of Spacetime. W. W. Norton & Company, 2002.
Hawking, Stephen. Black Holes, Baby Universes and Other Essays. Bantam
Books, 1994.
Multiple universes origination of space-time.
Hawley, John F., Katherine A. Holcomb. Foundations of Modern Cosmology. Oxford: Oxford University Press, 1998.
Kaku, Michio. Hyperspace: A Scientific Odyssey Through Parallel Universes,
Time Warps, and the Tenth Dimension. New York: Anchor, 1995.
Explores provocative and enticing theories and models as to the origin, foundation,
and ultimate dimensional reality of the physical universe.
Leslie, John. Universes. London: Routledge, 1989.
Different interpretations of the realities met in cosmological discourse. Discussions
on ensemble of the universes.
Lightman, Alan, Roberta Brawer. Origins: The Lives and Worlds of Modern Cosmologists. Harvard Univ. Press, 1990.
Misner, C. W., K. S. Thorne, J. A. Wheeler. Gravitation. Freeman,
1973.
A classic text on gravitation. Emphasizes that real physical objects of classical
general relativity are described by coordinate-free "geometrical objects."
Sachs, Mandel. Quantum Mechanics from General Relativity: An Approximation for a Theory of Inertia. Dordrecht: D. Reidel Publishing Co., 1986.
Smolin, Lee. Life of the Cosmos. New York, NY: Oxford University Press,
1997.
Theories on the evolution of multiple baby universes.
Smolin, Lee. Three Roads to Quantum Gravity. New York, NY: Basic Books, 2001.
Thorne, Kip S. Black Holes and Time Warps: Einstein's Outrageous Legacy. New York: WW Norton & Co., 1994.
Vileukin, A., E. P. S. Shellard. Cosmic Strings and Other Topological Defects. Cambridge: Cambridge University Press, 1994.
Wald, R. M. General Relativity. Chicago: University of Chicago Press,
1984.
An excellent survey of Einstein's general theory. It also includes lucid expositions
of topics like singularities, spinors, and quantum effects in strong gravitational
fields.
Wald, Robert M. Quantum Field Theory in Curved Spacetime and Black Hole Thermodynamics. Chicago: Univ. of Chicago, 1994.
Weinberg, Steven. The First Three Minutes: A Modern View of the Origin of the Universe. New York, NY: Bantam Books, 1980.