Abbett, R. W. (1954). Engineering contracts and specifications. New York: John Wiley & Sons.
Čikaški stil citiranjaAbbett, Robert W. Engineering Contracts and Specifications. New York: John Wiley & Sons, 1954.
MLA način citiranjaAbbett, Robert W. Engineering Contracts and Specifications. New York: John Wiley & Sons, 1954.
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