Gaya APA

WHITTEN, J, L, B, L, D, D, K, C. (2004). Systems analysis and design methods. Sixth edition + CD . : The McGraw Hill Co.

Gaya MLA

WHITTEN, Jeffery, L.;, BENTLEY,, Leoni, D.;, DITTMAN,, Kevin, C.. "Systems analysis and design methods. Sixth edition + CD". : The McGraw Hill Co, 2004. Buku.