DONALD G. NEWNAN. (2002). Essentials of engineering economic analysis. New York: Oxford.
Čikaški stil citiranjaDONALD G. NEWNAN. Essentials of Engineering Economic Analysis. New York: Oxford, 2002.
MLA način citiranjaDONALD G. NEWNAN. Essentials of Engineering Economic Analysis. New York: Oxford, 2002.
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