Gaya APA
The theory and management of systems. (1993).
New York:
Mc Graw-Hill.
Gaya Chicago
The theory and management of systems.
3rd.
New York:
Mc Graw-Hill,
1993.
Buku.
Gaya MLA
The theory and management of systems.
3rd.
New York:
Mc Graw-Hill,
1993.
Buku.
Gaya Turabian
The theory and management of systems.
New York:
Mc Graw-Hill,
1993.
Buku.