APA Citation

Marshak, S. (2012). Earth: Portrait of a Planet. W.W. Norton & Company.

Chicago Style Citation

Marshak, Stephen. Earth: Portrait of a Planet. W.W. Norton & Company, 2012.

MLA Citation

Marshak, Stephen. Earth: Portrait of a Planet. W.W. Norton & Company, 2012.

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