APA (7th ed.) Citation

Ulmer, M. J. (1968). The economic theory of cost of living index numbers. AMS Press.

Chicago Style (17th ed.) Citation

Ulmer, Melville Jack. The Economic Theory of Cost of Living Index Numbers. New York: AMS Press, 1968.

MLA (9th ed.) Citation

Ulmer, Melville Jack. The Economic Theory of Cost of Living Index Numbers. AMS Press, 1968.