Gaya APA

ARIAWAN, I., GUNAWAN, D. (1991). Wordstar Spellstar Mail Merge (1). : PT.Elex Media Komp..

Gaya MLA

ARIAWAN, Iwan., GUNAWAN, Donny. "Wordstar Spellstar Mail Merge". 1 : PT.Elex Media Komp., 1991. Buku.