Proceedings of a conference Sherbrooke, Quebec, Canada. (1981). Fixed point theory: Proceedings of a conference held at Sherbrooke, Quebec, Canada, June 2-21, 1980. Springer-Verlag.
Citazione stile Chigago Style (17a edizione)Proceedings of a conference Sherbrooke, Quebec, Canada. Fixed Point Theory: Proceedings of a Conference Held at Sherbrooke, Quebec, Canada, June 2-21, 1980. Berlin: Springer-Verlag, 1981.
Citatione MLA (9a ed.)Proceedings of a conference Sherbrooke, Quebec, Canada. Fixed Point Theory: Proceedings of a Conference Held at Sherbrooke, Quebec, Canada, June 2-21, 1980. Springer-Verlag, 1981.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.