Dyfyniad APA

Mays, L. W. (2011). Water resources engineering (2nd ed.). Wiley.

Dyfyniad Arddull Chicago

Mays, Larry W. Water Resources Engineering. 2nd ed. Hoboken, N.J: Wiley, 2011.

Dyfyniad MLA

Mays, Larry W. Water Resources Engineering. 2nd ed. Wiley, 2011.

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