APA (7th ed.) Citation

Vogt, W. (1961). People! challenge to survival. Victor Gollancz.

Chicago Style (17th ed.) Citation

Vogt, William. People! Challenge to Survival. London: Victor Gollancz, 1961.

MLA (9th ed.) Citation

Vogt, William. People! Challenge to Survival. Victor Gollancz, 1961.

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