SOETIKNO et.al. Pengantar petrografy. F.Geo. UGM.
Chicago Style (17th ed.) CitationSOETIKNO et.al. Pengantar Petrografy. Yogyakarta: F.Geo. UGM.
MLA (9th ed.) CitationSOETIKNO et.al. Pengantar Petrografy. F.Geo. UGM.
Warning: These citations may not always be 100% accurate.