APA (7th ed.) Citation

Bergreen, L. (2000). The quest for Mars: The NASA scientists and their search for life beyond Earth. HarperCollins.

Chicago Style (17th ed.) Citation

Bergreen, Laurence. The Quest for Mars: The NASA Scientists and Their Search for Life Beyond Earth. London: HarperCollins, 2000.

MLA (9th ed.) Citation

Bergreen, Laurence. The Quest for Mars: The NASA Scientists and Their Search for Life Beyond Earth. HarperCollins, 2000.

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