Παραπομπή σε μορφή APA (7η εκδ.)

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

Παραπομπή σε μορφή Chicago (17η εκδ.)

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

Παραπομπή σε μορφή MLA (8th εκδ.)

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