Gaya APA
Gigch, John P Van. ().
Applied general systemstheory (2).
New York:
Harper&row.
Gaya Chicago
Gigch, John P Van.
Applied general systemstheory.
2
New York:
Harper&row,
.
Text.
Gaya MLA
Gigch, John P Van.
Applied general systemstheory.
2
New York:
Harper&row,
.
Text.
Gaya Turabian
Gigch, John P Van.
Applied general systemstheory.
2
New York:
Harper&row,
.
Print.