Gaya APA
Purnamasari, E., Budiarto, . (2011).
Perancangan Unscrewing Mould With Slider Produk Bushing Spiral (1st).
Bandung:
Polman.
Gaya MLA
Purnamasari, Eka., Budiarto, .
"Perancangan Unscrewing Mould With Slider Produk Bushing Spiral".
1st
Bandung:
Polman,
2011.
Printed.