Merkoša sitáhtat
APA-čujuhusGarey, M. R., & Johnson, D. S. (1979). Computers and intractability: A guide to the theory of NP-completeness. Freeman.
Chicago-stiilla gáldočujuhusGarey, Michael R., juo David S. Johnson. Computers and Intractability: A Guide to the Theory of NP-completeness. San Francisco CA: Freeman, 1979.
MLA-čujuhusGarey, Michael R., juo David S. Johnson. Computers and Intractability: A Guide to the Theory of NP-completeness. Freeman, 1979.
Harvard-stiilla gáldočujuhusGarey, M. R. & Johnson, D. S. 1979. Computers and intractability: A guide to the theory of NP-completeness. San Francisco CA: Freeman.
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