Tohutoro APA (7th ed.)
Kolb, R. W. (1992). Investments (3rd ed.). Kolb Pub. Co..
Tohutoru Kātū Chicago (17th ed.)
Kolb, Robert W. Investments. 3rd ed. Miami, Fla.: Kolb Pub. Co., 1992.
Tohutoro MLA (9th ed.)
Kolb, Robert W. Investments. 3rd ed. Kolb Pub. Co., 1992.
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