APA
Peitgen Heinz-Otto Ed, Summer school and conf. on functional differential equations and approximation of fixed points (1978 : Bonn) & Walther Hans-Otto Ed. (1979). Proceeding on Functional differential equations and approximation of fixed points. Berlin: Springer-Verlag.
Chicago
Peitgen Heinz-Otto Ed, Summer school and conf. on functional differential equations and approximation of fixed points (1978 : Bonn) and Walther Hans-Otto Ed. 1979. Proceeding on Functional differential equations and approximation of fixed points. Berlin: Springer-Verlag.
Harvard
Peitgen Heinz-Otto Ed, Summer school and conf. on functional differential equations and approximation of fixed points (1978 : Bonn) and Walther Hans-Otto Ed. (1979). Proceeding on Functional differential equations and approximation of fixed points. Berlin: Springer-Verlag.
MLA
Peitgen Heinz-Otto Ed, Summer school and conf. on functional differential equations and approximation of fixed points (1978 : Bonn) and Walther Hans-Otto Ed. Proceeding on Functional differential equations and approximation of fixed points. Berlin: Springer-Verlag. 1979.