C. Alvin, B., & Ann, V. (2025). Marketing Research (9th Edition). Library of Congress Cataloging-in-Publication Data.
استشهاد بنمط شيكاغوC. Alvin, Burns, و Veeck Ann. Marketing Research (9th Edition). Library of Congress Cataloging-in-Publication Data, 2025.
MLA استشهادC. Alvin, Burns, و Veeck Ann. Marketing Research (9th Edition). Library of Congress Cataloging-in-Publication Data, 2025.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.