APA (7th ed.) Zitazioa
Piskunov, N. (1996). An introduction to operational research (2nd ed.). CBS Pub.
Chicago Style (17th ed.) Zitazioa
Piskunov, N. An Introduction to Operational Research. 2nd ed. New Delhi: CBS Pub, 1996.
MLA (9th ed.) Zitazioa
Piskunov, N. An Introduction to Operational Research. 2nd ed. CBS Pub, 1996.
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