Lerner, J. J. (1982). Schaum's outline of theory and problems of introduction to business organization and management. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Lerner, Joel J. Schaum's Outline of Theory and Problems of Introduction to Business Organization and Management. New York: McGraw-Hill, 1982.
Lua MLA (9ú heag.)Lerner, Joel J. Schaum's Outline of Theory and Problems of Introduction to Business Organization and Management. McGraw-Hill, 1982.
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