Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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