Gaya APA

PURNAMA, F, C., Hakim, A, R. (2012). Perancangan Polygonal Screen Machine di CV Opattan Mekanika (1st). Bandung: Polman.

Gaya MLA

PURNAMA, Fachrizal, Cahya., Hakim, Adies, Rahman. "Perancangan Polygonal Screen Machine di CV Opattan Mekanika". 1st Bandung: Polman, 2012. Printed.