Hawking, S. (1993). Black holes and baby universes and other essays. Bantam Books.
Chicago Edition CitationHawking, Stephen. Black Holes and Baby Universes and Other Essays. New York, N.Y.: Bantam Books, 1993.
MLA citiranjeHawking, Stephen. Black Holes and Baby Universes and Other Essays. Bantam Books, 1993.
Opozorilo: Ti citati niso vedno 100% točni.