..., G. d. (1983). Granit dan andesit - Bahan galian Industri. PPTM.
Chicago Style Citation..., Granit dan. Granit Dan Andesit - Bahan Galian Industri. PPTM, 1983.
MLA Citation..., Granit dan. Granit Dan Andesit - Bahan Galian Industri. PPTM, 1983.
Warning: These citations may not always be 100% accurate.