APA引文

Hultgren, T. (1965). Cost, prices, and profits, their cyclical relations. National Bureau of Economic Research.

Chicago Style (17th ed.) Citation

Hultgren, Thor. Cost, Prices, and Profits, Their Cyclical Relations. New York: National Bureau of Economic Research, 1965.

MLA引文

Hultgren, Thor. Cost, Prices, and Profits, Their Cyclical Relations. National Bureau of Economic Research, 1965.