APA Edition Citation

Asimov, I. (1991). Asimov's chronology of the world. Harper Collins.

Chicago Edition Citation

Asimov, Isaac. Asimov's Chronology of the World. New York: Harper Collins, 1991.

MLA Edition Citation

Asimov, Isaac. Asimov's Chronology of the World. Harper Collins, 1991.

Warning: These citations may not always be 100% accurate.