Gaya APA
Babcock, D, L. (1996).
(PASCA - SISTEM INFORMASI - TEKNIK INFORMATIKA) Managing Engineering and Technology (Edisi 2).
New Jersey:
Prentice- Hall.
Gaya MLA
Babcock, Daniel, L..
"(PASCA - SISTEM INFORMASI - TEKNIK INFORMATIKA) Managing Engineering and Technology".
Edisi 2
New Jersey:
Prentice- Hall,
1996.
.