Santjoko, O. (2009). Bahan Lapis Keras. STTNAS.
Chicago Style (17th ed.) CitationSantjoko, Otto. Bahan Lapis Keras. STTNAS, 2009.
MLA (8th ed.) CitationSantjoko, Otto. Bahan Lapis Keras. STTNAS, 2009.
Warning: These citations may not always be 100% accurate.