Não informado. (1978). Key to economic science and managerial sciences. Martinus Nijhoff.
Style de citation Chicago (17e éd.)Não informado. Key to Economic Science and Managerial Sciences. The Hague, Holanda: Martinus Nijhoff, 1978.
Style de citation MLA (8e éd.)Não informado. Key to Economic Science and Managerial Sciences. Martinus Nijhoff, 1978.
Attention : ces citations peuvent ne pas être correctes à 100%.