Gaya APA
Information Systems: Theory and Practice. (1974).
U.S.A:
John Wiley & sons, Inc..
Gaya Chicago
Information Systems: Theory and Practice.
.
U.S.A:
John Wiley & sons, Inc.,
1974.
Buku.
Gaya MLA
Information Systems: Theory and Practice.
.
U.S.A:
John Wiley & sons, Inc.,
1974.
Buku.
Gaya Turabian
Information Systems: Theory and Practice.
U.S.A:
John Wiley & sons, Inc.,
1974.
Buku.