John, F. (2025). Effective Writing Skills for Public Relations (Fourth Edition). Library of Congress Cataloging-in-Publication Data.
استشهاد بنمط شيكاغوJohn, Foster. Effective Writing Skills for Public Relations (Fourth Edition). Library of Congress Cataloging-in-Publication Data, 2025.
MLA استشهادJohn, 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%.