, P., & , D. R. J. (2004). Pengelolaan banjir kali Beringin. [Yogyakarta] : Universitas Gadjah Mada.
Chicago Style Citation, PURWANTO, and Dr.Ir. Rachmad Jayadi. Pengelolaan Banjir Kali Beringin. [Yogyakarta] : Universitas Gadjah Mada, 2004.
MLA Citation, PURWANTO, and Dr.Ir. Rachmad Jayadi. Pengelolaan Banjir Kali Beringin. [Yogyakarta] : Universitas Gadjah Mada, 2004.
Warning: These citations may not always be 100% accurate.