Black holes and baby universes:
Hawking, Stephen
Black holes and baby universes: and other essays / by Stephen Hawking - London : Bantam, 1993.
0593034007
Black Holes And Baby Universes Physics - Essays Stephen Hawking - Essays
523.8875
Black holes and baby universes: and other essays / by Stephen Hawking - London : Bantam, 1993.
0593034007
Black Holes And Baby Universes Physics - Essays Stephen Hawking - Essays
523.8875