APA (7th ed.) Citation

Snow, T. P. (1991). The dynamic universe: An introduction to astronomy (4th ed.). West.

Chicago Style (17th ed.) Citation

Snow, Theodore P. The Dynamic Universe: An Introduction to Astronomy. 4th ed. St. Paul: West, 1991.

MLA (9th ed.) Citation

Snow, Theodore P. The Dynamic Universe: An Introduction to Astronomy. 4th ed. West, 1991.

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