Northrup, H. R., Storholm, G. R., & paul, A. A. (1967). Restrictive labor practices in the supermarket industry. University of Pennsylvania Press.
Style de citation Chicago (17e éd.)Northrup, Herbert Roof, Gordon R. Storholm, et A. Abodeely paul. Restrictive Labor Practices in the Supermarket Industry. Philadelphia: University of Pennsylvania Press, 1967.
Style de citation MLA (9e éd.)Northrup, Herbert Roof, et al. Restrictive Labor Practices in the Supermarket Industry. University of Pennsylvania Press, 1967.