APA (7th ed.) Citation

Schultz, T. W. (1981). Investing in people: The economics of population quality. University of California Press.

Chicago Style (17th ed.) Citation

Schultz, Theodore W. Investing in People: The Economics of Population Quality. Berkeley, [etc.]: University of California Press, 1981.

MLA (9th ed.) Citation

Schultz, Theodore W. Investing in People: The Economics of Population Quality. University of California Press, 1981.