APA
Cambini A and REFs Ed, Int. workshop on generalized convexity and fractional programming with economic application (1988 : Pisa I., . (1990). Generalized convexity and fractional programming with economic applications. Berlin: Springer Verlag.
Chicago
Cambini A and REFs Ed, Int. workshop on generalized convexity and fractional programming with economic application (1988 : Pisa Itlay), . 1990. Generalized convexity and fractional programming with economic applications. Berlin: Springer Verlag.
Harvard
Cambini A and REFs Ed, Int. workshop on generalized convexity and fractional programming with economic application (1988 : Pisa I., . (1990). Generalized convexity and fractional programming with economic applications. Berlin: Springer Verlag.
MLA
Cambini A and REFs Ed, Int. workshop on generalized convexity and fractional programming with economic application (1988 : Pisa Itlay), . Generalized convexity and fractional programming with economic applications. Berlin: Springer Verlag. 1990.