Zein, M. T., & Skinner, B. J. (1982). Industri Mineral dan Sumber Daya Bumi. Gajah Mada Un. Press.
Chicago Style (17th ed.) CitationZein, M T., and Brian J. Skinner. Industri Mineral Dan Sumber Daya Bumi. Gajah Mada Un. Press, 1982.
MLA (8th ed.) CitationZein, M T., and Brian J. Skinner. Industri Mineral Dan Sumber Daya Bumi. Gajah Mada Un. Press, 1982.
Warning: These citations may not always be 100% accurate.