APA (7th ed.) Citation

Palen, S. E. (2002). Schaum's outline of theory and problems of astronomy. McGraw Hill.

Chicago Style (17th ed.) Citation

Palen, Stacey E. Schaum's Outline of Theory and Problems of Astronomy. New York: McGraw Hill, 2002.

MLA (9th ed.) Citation

Palen, Stacey E. Schaum's Outline of Theory and Problems of Astronomy. McGraw Hill, 2002.