Não informado. (2000). Informs. Institute for Operations Research and the Management Sciences.
Čikaški stil citiranja (17. izdanje)Não informado. Informs. Baltimore, Md: Institute for Operations Research and the Management Sciences, 2000.
MLA način citiranja (8. izdanje)Não informado. Informs. Institute for Operations Research and the Management Sciences, 2000.
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