APA (7th ed.) Citation

Asimov, I. (1979). Opus 200. Houghton Mifflin.

Chicago Style (17th ed.) Citation

Asimov, Isaac. Opus 200. Boston: Houghton Mifflin, 1979.

MLA (9th ed.) Citation

Asimov, Isaac. Opus 200. Houghton Mifflin, 1979.

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