Não informado. (1991). Business & the contemporary world. Walter de Gruyter.
Style de citation Chicago (17e éd.)Não informado. Business & the Contemporary World. Hawthorne, NY: Walter de Gruyter, 1991.
Style de citation MLA (8e éd.)Não informado. Business & the Contemporary World. Walter de Gruyter, 1991.
Attention : ces citations peuvent ne pas être correctes à 100%.