Παραπομπή σε μορφή APA (7η εκδ.)

Nzewi, E. U. (2001). The McGraw-Hill civil engineering PE exam depth guide: Water resources. McGraw-Hill.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Nzewi, Emmanuel U. The McGraw-Hill Civil Engineering PE Exam Depth Guide: Water Resources. New York: McGraw-Hill, 2001.

Παραπομπή σε μορφή MLA (8th εκδ.)

Nzewi, Emmanuel U. The McGraw-Hill Civil Engineering PE Exam Depth Guide: Water Resources. McGraw-Hill, 2001.