Cita APA (7a ed.)

Hultgren, T., & Pech, M. R. (1965). Cost, prices, and profits: Their cyclical relations. National Bureau of Economic Research : distributed by Columbia University Press.

Cita Chicago Style (17a ed.)

Hultgren, Thor, y Maude R. Pech. Cost, Prices, and Profits: Their Cyclical Relations. New York: National Bureau of Economic Research : distributed by Columbia University Press, 1965.

Cita MLA (9a ed.)

Hultgren, Thor, y Maude R. Pech. Cost, Prices, and Profits: Their Cyclical Relations. National Bureau of Economic Research : distributed by Columbia University Press, 1965.