Gaya APA

Peppard, J., Rowland, P. (1997). The Essence of: Business process Re - Engineering (1). Yogyakarta: Andi Yogyakarta.

Gaya MLA

Peppard, Joe., Rowland, Philip. "The Essence of: Business process Re - Engineering". 1 Yogyakarta: Andi Yogyakarta, 1997. Text.