APA (7th ed.) Citation

Veverka, J. (1977). Phobos and Deimos. Scientific American, 236, 30.

Chicago Style (17th ed.) Citation

Veverka, J. "Phobos and Deimos." Scientific American 236 (1977): 30.

MLA (9th ed.) Citation

Veverka, J. "Phobos and Deimos." Scientific American, vol. 236, 1977, p. 30.

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