EMMANUEL U NZEWI. (2001). The McGraw-Hill Civil engineering PE exam depth guide: Water resourses. McGraw-Hill.
Čikaški stil citiranjaEMMANUEL U NZEWI. The McGraw-Hill Civil Engineering PE Exam Depth Guide: Water Resourses. McGraw-Hill, 2001.
MLA način citiranjaEMMANUEL U NZEWI. The McGraw-Hill Civil Engineering PE Exam Depth Guide: Water Resourses. McGraw-Hill, 2001.
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