APA (7th ed.) Citation

Zimmermann, H. (1991). Fuzzy Set Theory — and Its Applications (2nd ed. 1991.). Springer Netherlands. https://doi.org/10.1007/978-94-015-7949-0

Chicago Style (17th ed.) Citation

Zimmermann, Hans-Jürgen. Fuzzy Set Theory — and Its Applications. 2nd ed. 1991. Dordrecht: Springer Netherlands, 1991. https://doi.org/10.1007/978-94-015-7949-0.

MLA (9th ed.) Citation

Zimmermann, Hans-Jürgen. Fuzzy Set Theory — and Its Applications. 2nd ed. 1991. Springer Netherlands, 1991. https://doi.org/10.1007/978-94-015-7949-0.