APA (7th ed.) Citation

Gritzner, C. F. (2009). The human population. Chelsea House Publishers.

Chicago Style (17th ed.) Citation

Gritzner, Charles F. The Human Population. New York: Chelsea House Publishers, 2009.

MLA (8th ed.) Citation

Gritzner, Charles F. The Human Population. Chelsea House Publishers, 2009.

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