CUNDIFF E W. (1964). BASIC MARKETING: CONCEPTS, ENVIRONMENT AND DECISIONS. PRENTICE -HALL INTERNATIONAL, INC.
Lua i Stíl Chicago (17ú heag.)CUNDIFF E W. BASIC MARKETING: CONCEPTS, ENVIRONMENT AND DECISIONS. NEW DELHI: PRENTICE -HALL INTERNATIONAL, INC, 1964.
Lua MLA (9ú heag.)CUNDIFF E W. BASIC MARKETING: CONCEPTS, ENVIRONMENT AND DECISIONS. PRENTICE -HALL INTERNATIONAL, INC, 1964.
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