SKINHER, B. J., & Permana. (1984). Sumber Daya Bumi. Yogyakarta: Gadjah Mada University Press.
Chicago Style CitationSKINHER, Brian J., and Permana. Sumber Daya Bumi. Yogyakarta: Gadjah Mada University Press, 1984.
MLA CitationSKINHER, Brian J., and Permana. Sumber Daya Bumi. Yogyakarta: Gadjah Mada University Press, 1984.
Warning: These citations may not always be 100% accurate.