Cita APA (7th ed.)

Snow, T. P. (1984). Essentials of the dynamic universe: An introduction to astronomy. West Publishing.

Cita Chicago (17th ed.)

Snow, Theodore P. Essentials of the Dynamic Universe: An Introduction to Astronomy. St. Paul: West Publishing, 1984.

Cita MLA (9th ed.)

Snow, Theodore P. Essentials of the Dynamic Universe: An Introduction to Astronomy. West Publishing, 1984.