APA (7th ed.) Citation

Snow, T. P. (1985). The dynamic universe: An introduction to astronomy (2nd ed.). West.

Chicago Style (17th ed.) Citation

Snow, Theodore Peck. The Dynamic Universe: An Introduction to Astronomy. 2nd ed. St. Paul: West, 1985.

MLA (9th ed.) Citation

Snow, Theodore Peck. The Dynamic Universe: An Introduction to Astronomy. 2nd ed. West, 1985.