APA (7th ed.) Citation

Kendrick, J. W. (1961). Productivity trends in the United States. Princeton University Press.

Chicago Style (17th ed.) Citation

Kendrick, John W. Productivity Trends in the United States. Princeton [N.J.]: Princeton University Press, 1961.

MLA (9th ed.) Citation

Kendrick, John W. Productivity Trends in the United States. Princeton University Press, 1961.