Gaya APA

Yogyakarta, A, O., Semara, L. (1997). Microsoft Excel 4.0 for Windows (1). : Wahana.

Gaya MLA

Yogyakarta, ANDI, Offset., Semara, LEM.Pend.Komp.Wahana. "Microsoft Excel 4.0 for Windows". 1 : Wahana, 1997. Buku.