Cita APA

Marshak, S., & Prothero, D. R. Earth: Portrait of a planet.

Citación estilo Chicago

Marshak, Stephen, and Donald R. Prothero. Earth: Portrait of a Planet.

Cita MLA

Marshak, Stephen, and Donald R. Prothero. Earth: Portrait of a Planet.

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