Gaya APA
Modell, Martin E. (1988).
A Professional's Guide to Systems Analysis .
USA:
McGraw-Hill Book Company.
Gaya Chicago
Modell, Martin E.
A Professional's Guide to Systems Analysis.
USA:
McGraw-Hill Book Company,
1988.
Text.
Gaya MLA
Modell, Martin E.
A Professional's Guide to Systems Analysis.
USA:
McGraw-Hill Book Company,
1988.
Text.
Gaya Turabian
Modell, Martin E.
A Professional's Guide to Systems Analysis.
USA:
McGraw-Hill Book Company,
1988.
Print.