<PATTY, O. Mekanika teknik ( 1 ) lanjutan 1 & 2. PUK Petra.
Chicago Style (17th ed.) Citation<PATTY, O.F.>. Mekanika Teknik ( 1 ) Lanjutan 1 & 2. PUK Petra.
MLA (8th ed.) Citation<PATTY, O.F.>. Mekanika Teknik ( 1 ) Lanjutan 1 & 2. PUK Petra.
Warning: These citations may not always be 100% accurate.