Não informado. (1971). Lecture Notes in Economics and Mathematical Systems. Springer Verlag.
Style de citation Chicago (17e éd.)Não informado. Lecture Notes in Economics and Mathematical Systems. Berlin: Springer Verlag, 1971.
Style de citation MLA (8e éd.)Não informado. Lecture Notes in Economics and Mathematical Systems. Springer Verlag, 1971.
Attention : ces citations peuvent ne pas être correctes à 100%.