Παραπομπή APA

Tony, P. (2025). Essentials of Marketing Research ( 4th Edition ). British Library Cataloguing-in-Publication Data.

Παραπομπή Chicago Style

Tony, Proctor. Essentials of Marketing Research ( 4th Edition ). British Library Cataloguing-in-Publication Data, 2025.

Παραπομπή MLA

Tony, Proctor. Essentials of Marketing Research ( 4th Edition ). British Library Cataloguing-in-Publication Data, 2025.

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