HARDIYATMO, H. C. (2006). Penanganan tanah longsor dan erosi (Ed.1.). Gadjah Mada University Press.
Chicago Style (17th ed.) CitationHARDIYATMO, Hary Christady. Penanganan Tanah Longsor Dan Erosi. Ed.1. Yogyakarta: Gadjah Mada University Press, 2006.
MLA引文HARDIYATMO, Hary Christady. Penanganan Tanah Longsor Dan Erosi. Ed.1. Gadjah Mada University Press, 2006.
警告:這些引文格式不一定是100%准確.