APA (7th ed.) Zitazioa

Kaufmann, A. (1975). Introduction to the theory of fuzzy subsets. Academic Pr.

Chicago Style (17th ed.) Zitazioa

Kaufmann, A. Introduction to the Theory of Fuzzy Subsets. Orlando, Fal: Academic Pr, 1975.

MLA (9th ed.) Zitazioa

Kaufmann, A. Introduction to the Theory of Fuzzy Subsets. Academic Pr, 1975.