Gaya APA
Squire,Enid, ., Kirbrandaka, .
(1992).
Mendesain Sistem
.
Jakarta:
Pustaka Binaman Pressindo.
Gaya MLA
Squire,Enid, ., Kirbrandaka, .
"Mendesain Sistem".
Jakarta:
Pustaka Binaman Pressindo,
1992.
Textbook.