McGill University. Industrial Relations Centre, Pathy, A. C., & Loerick, G. (1979). The Problem of "essentia services": Inconvenience, importance, or emergency. Industrial Relations Centre.
Style de citation Chicago (17e éd.)McGill University. Industrial Relations Centre, Alexander C. Pathy, et Glenna Loerick. The Problem of "Essentia Services": Inconvenience, Importance, or Emergency. Montreal: Industrial Relations Centre, 1979.
Style de citation MLA (9e éd.)McGill University. Industrial Relations Centre, et al. The Problem of "Essentia Services": Inconvenience, Importance, or Emergency. Industrial Relations Centre, 1979.
Attention : ces citations peuvent ne pas être correctes à 100%.