Bowden, E. V. (1981). Economic evolution: Principles, issues, and ideas. South-Western Publishing Co..
Tohutoru Kātū Chicago (17th ed.)Bowden, Elbert V. Economic Evolution: Principles, Issues, and Ideas. Cincinnati, Ohio: South-Western Publishing Co., 1981.
Tohutoro MLA (9th ed.)Bowden, Elbert V. Economic Evolution: Principles, Issues, and Ideas. South-Western Publishing Co., 1981.
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