Whitten, Jeffrey L.
Systems analysis and design methods
McGraw-Hill, 2002
 Buku Teks SO
Whitten, Jeffrey L.
Systems analysis and design methods
McGraw-Hill, 2004
 Buku Teks SO
Whitten, Jeffrey L.
Systems analysis and design methods
Irwin, 1994
 Buku Teks SO
Whitten, Jeffrey L.
System analysis and design methods
McGraw-Hill Higher Education, 2001
 Buku Teks SO
Whitten, Jeffrey L.
System analysis and design methods
McGraw-Hill, 2004
 Buku Teks SO