Dyfyniad APA

Marian, B. W. (2025). Essential Guide to Marketing Planning (4th Edition). Library of Congress Cataloging-in-Publication Data.

Dyfyniad Arddull Chicago

Marian, Burk Wood. Essential Guide to Marketing Planning (4th Edition). Library of Congress Cataloging-in-Publication Data, 2025.

Dyfyniad MLA

Marian, Burk Wood. Essential Guide to Marketing Planning (4th Edition). Library of Congress Cataloging-in-Publication Data, 2025.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.