Citazione Stile APA (7a Edizione)

Snow, T. P. (1991). The Dynamic universe: An introduction to astronomy. West Pub. Co.

Citazione stile Chigago Style (17a edizione)

Snow, Theodore Peck. The Dynamic Universe: An Introduction to Astronomy. St. Paul: West Pub. Co, 1991.

Citatione MLA (9a ed.)

Snow, Theodore Peck. The Dynamic Universe: An Introduction to Astronomy. West Pub. Co, 1991.