Kahnweiler, Jennifer B. Quiet influence : the introvert's guide to making a difference / Jennifer B. Kahnweiler, PhD. - San Francisco : Berrett-Koehler Publishers, 2013 - xi, 176 pages : illustrations ; 23 cm Includes index. Includes bibliographical references. ISBN: 9781609945626 Subjects--Topical Terms: Interpersonal communicationIntroverts Dewey Class. No.: 155.232