APA (7th ed.) Citation

Fath, E. (1944). The elements of astronomy. McGraw-Hill Book.

Chicago Style (17th ed.) Citation

Fath, E.A. The Elements of Astronomy. New York: McGraw-Hill Book, 1944.

MLA (9th ed.) Citation

Fath, E.A. The Elements of Astronomy. McGraw-Hill Book, 1944.