Cita APA (7a ed.)

Ulmer, M. J. (1949). The Economic Theory of Cost of Living Index Numbers. Columbia University Press.

Cita Chicago Style (17a ed.)

Ulmer, Meville Jack. The Economic Theory of Cost of Living Index Numbers. New York: Columbia University Press, 1949.

Cita MLA (9a ed.)

Ulmer, Meville Jack. The Economic Theory of Cost of Living Index Numbers. Columbia University Press, 1949.