APA引文

Hawking, S. (1994). Black Holes And Baby Universes And Other Essays. Bantam Books.

Chicago Style (17th ed.) Citation

Hawking, Stephen. Black Holes And Baby Universes And Other Essays. London: Bantam Books, 1994.

MLA引文

Hawking, Stephen. Black Holes And Baby Universes And Other Essays. Bantam Books, 1994.