Oxenfeldt, A. R., & Hoffman, C. (1959). Economic principles and public issues. New York: Rinehart & Company.
Παραπομπή Chicago StyleOxenfeldt, Alfred R., and Charles Hoffman. Economic Principles and Public Issues. New York: Rinehart & Company, 1959.
Παραπομπή MLAOxenfeldt, Alfred R., and Charles Hoffman. Economic Principles and Public Issues. New York: Rinehart & Company, 1959.
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