APA (7th ed.) Citation

Apfel, N. H. (1982). Stars and galaxies. Watts.

Chicago Style (17th ed.) Citation

Apfel, Necia H. Stars and Galaxies. New York: Watts, 1982.

MLA (9th ed.) Citation

Apfel, Necia H. Stars and Galaxies. Watts, 1982.

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