Wigroho, H. Y. (1999). PTM (Pemindahan Tanah Mekanis). Univ. Atma Jaya.
Chicago Style (17th ed.) CitationWigroho, Haryanto Yoso. PTM (Pemindahan Tanah Mekanis). Univ. Atma Jaya, 1999.
MLA (8th ed.) CitationWigroho, Haryanto Yoso. PTM (Pemindahan Tanah Mekanis). Univ. Atma Jaya, 1999.
Warning: These citations may not always be 100% accurate.