APA (7th ed.) Citation

Koopmans, T. (1957). Three essays on the state of economic science. McGraw-Hill.

Chicago Style (17th ed.) Citation

Koopmans, Tjalling. Three Essays on the State of Economic Science. New York: McGraw-Hill, 1957.

MLA (9th ed.) Citation

Koopmans, Tjalling. Three Essays on the State of Economic Science. McGraw-Hill, 1957.

Warning: These citations may not always be 100% accurate.