Kaufmann, A., & Swanson, D. L. (1975). Introduction to the theory of fuzzy subsets. Academic Press.
Chicago Edition CitationKaufmann, A., and D. L. Swanson. Introduction to the Theory of Fuzzy Subsets. Orlando: Academic Press, 1975.
MLA Edition CitationKaufmann, A., and D. L. Swanson. Introduction to the Theory of Fuzzy Subsets. Academic Press, 1975.
Warning: These citations may not always be 100% accurate.