APA način citiranja

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

Čikaški stil citiranja

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

MLA način citiranja

Koopmans, Tjalling C. Three Essays on the State of Eocnomic Science. McGraw Hill, 1957.