Wisniewski, M., & Stead, R. (1996). Foundation quantitative methods for business. Pitman.
Dyfyniad Arddull ChicagoWisniewski, Mik, and Richard Stead. Foundation Quantitative Methods for Business. London: Pitman, 1996.
Dyfyniad MLAWisniewski, Mik, and Richard Stead. Foundation Quantitative Methods for Business. Pitman, 1996.
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