APA استشهاد

John, F. (2025). Effective Writing Skills for Public Relations (Fourth Edition). Library of Congress Cataloging-in-Publication Data.

استشهاد بنمط شيكاغو

John, Foster. Effective Writing Skills for Public Relations (Fourth Edition). Library of Congress Cataloging-in-Publication Data, 2025.

MLA استشهاد

John, Foster. Effective Writing Skills for Public Relations (Fourth Edition). Library of Congress Cataloging-in-Publication Data, 2025.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.