Glos, R. E., Lowry, J. R., & Steade, R. D. (1976). Business: Its nature and enviroment an introduction (8th ed.). Sourth - western.
Tohutoru Kātū Chicago (17th ed.)Glos, Raymond E., James R. Lowry, me Richard D. Steade. Business: Its Nature and Enviroment an Introduction. 8th ed. West chicago: Sourth - western, 1976.
Tohutoro MLA (9th ed.)Glos, Raymond E., et al. Business: Its Nature and Enviroment an Introduction. 8th ed. Sourth - western, 1976.
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