Gaya APA
Churchman, C West. (1968).
The Systems Approach .
New York:
Delacorte Press.
Gaya Chicago
Churchman, C West.
The Systems Approach.
New York:
Delacorte Press,
1968.
BUKU.
Gaya MLA
Churchman, C West.
The Systems Approach.
New York:
Delacorte Press,
1968.
BUKU.
Gaya Turabian
Churchman, C West.
The Systems Approach.
New York:
Delacorte Press,
1968.
BUKU.