Gaya APA

ROTMIANTO, M. (2015). e-DDC (electronic dewey decimal classification) as a freeware classification number finder based on DDC : . Jakarta: Pusat Pengembangan Perpusnas.

Gaya MLA

ROTMIANTO, Mohamad. "e-DDC (electronic dewey decimal classification) as a freeware classification number finder based on DDC :". Jakarta: Pusat Pengembangan Perpusnas, 2015. Artikel.