Gaya APA
CHO, V, T, M, D, R, M, L, W.
(1988).
Applied hydrology
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McGraw Hill, Inc..
Gaya MLA
CHO, Ven, Te;, MAIDMENT,, David, R.;, MAYS,, Larry, W..
"Applied hydrology".
:
McGraw Hill, Inc.,
1988.
Buku.