Gaya APA

Guritno, S., Rahardja, U. (2011). Theory and Application of It Research (Ed.1). Yogyakarta: CV.Andi Ofest.

Gaya MLA

Guritno, Suryo., Rahardja, Untung. "Theory and Application of It Research". Ed.1 Yogyakarta: CV.Andi Ofest, 2011. BUKU.