Gaya APA
Zimmermann, H, J.
(1990).
FUZZY SET THEORY - AND ITS APPLICATIONS
(
EdISI 8)
.
Boston:
Kluwer Academic.
Gaya MLA
Zimmermann, H., J..
"FUZZY SET THEORY - AND ITS APPLICATIONS".
EdISI 8
Boston:
Kluwer Academic,
1990.
.