Piskunov, N. (1996). An introduction to operational research (2nd ed.). CBS Pub.
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Chicago-čujuhus (17. p.)
Piskunov, N. An Introduction to Operational Research. 2nd ed. New Delhi: CBS Pub, 1996.
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MLA-čujuhus (9. p.)
Piskunov, N. An Introduction to Operational Research. 2nd ed. CBS Pub, 1996.
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