Hobbs, F., & Doling, J. F. (1981). Planning for engineers and surveyors. Pergamon Press.
Čikaški stil citiranjaHobbs, F.D, i J F. Doling. Planning for Engineers and Surveyors. Oxford: Pergamon Press, 1981.
MLA način citiranjaHobbs, F.D, i J F. Doling. Planning for Engineers and Surveyors. Pergamon Press, 1981.
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