Perpustakaan UGM, i. (1988). Geomorphological Approach To Surficial Material Evaluation In The Serang River Basin Kulonprogo, Yogyakarta, Indonesia. [Yogyakarta] : Universitas Gadjah Mada.
Chicago Style CitationPerpustakaan UGM, i-lib. Geomorphological Approach To Surficial Material Evaluation In The Serang River Basin Kulonprogo, Yogyakarta, Indonesia. [Yogyakarta] : Universitas Gadjah Mada, 1988.
MLA引文Perpustakaan UGM, i-lib. Geomorphological Approach To Surficial Material Evaluation In The Serang River Basin Kulonprogo, Yogyakarta, Indonesia. [Yogyakarta] : Universitas Gadjah Mada, 1988.
警告:這些引文格式不一定是100%准確.