APA (7th ed.) Citation

Pasachoff, J. M. (1977). Contemporary astronomy. W. B. Saunders.

Chicago Style (17th ed.) Citation

Pasachoff, Jay M. Contemporary Astronomy. Philadelphia: W. B. Saunders, 1977.

MLA (9th ed.) Citation

Pasachoff, Jay M. Contemporary Astronomy. W. B. Saunders, 1977.

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