Citazione Stile APA (7a Edizione)

Thompson, W. S., & Whelpton, P. K. (1933). Population trends in the United States. McGraw-Hill.

Citazione stile Chigago Style (17a edizione)

Thompson, Warren Simpson, e Pascal Kidder Whelpton. Population Trends in the United States. New York: McGraw-Hill, 1933.

Citatione MLA (9a ed.)

Thompson, Warren Simpson, e Pascal Kidder Whelpton. Population Trends in the United States. McGraw-Hill, 1933.