एपीए उद्धरण

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

शिकागो स्टाइल उद्धरण

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

एमएलए उद्धरण

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