APA (7th ed.) Citation

Satterthwaite, G. E. (1971). Encyclopedia of astronomy. St. Martin's Press.

Chicago Style (17th ed.) Citation

Satterthwaite, Gilbert E. Encyclopedia of Astronomy. New York: St. Martin's Press, 1971.

MLA (9th ed.) Citation

Satterthwaite, Gilbert E. Encyclopedia of Astronomy. St. Martin's Press, 1971.