APA
Korhonen P. (., Wallenius J. (. & Lewandowski A. (. (1991). Multiple Criteria Decision Support, Proceedings Helsinki, Fi. Berlin: Springer Verlag.
Chicago
Korhonen P (Ed), Wallenius J (Ed) and Lewandowski A (Ed). 1991. Multiple Criteria Decision Support, Proceedings Helsinki, Fi. Berlin: Springer Verlag.
Harvard
Korhonen P. (., Wallenius J. (. and Lewandowski A. (. (1991). Multiple Criteria Decision Support, Proceedings Helsinki, Fi. Berlin: Springer Verlag.
MLA
Korhonen P (Ed), Wallenius J (Ed) and Lewandowski A (Ed). Multiple Criteria Decision Support, Proceedings Helsinki, Fi. Berlin: Springer Verlag. 1991.