Seyhan, Ersin
Gadjah Mada University Press , 1990
Buku Teks SO
Seyhan, Ersin
Gadjah Mada University Press , 1995
Buku Teks SO
Lee, Richard
Gadjah Mada University press, 1988
Buku Teks SO
American Society of Civil Engineers. Task Committee on Hydrology Handbook.
ASCE, 1996
Buku Referensi
Eagleson, Peter S.
McGraw-Hill, 1970
Buku Teks SO