Godin, Seth The dip: a little book that teaches you when to quit (and when to stick) / Seth Godin ; illustrated by Hugh Macleod. - New York : Portfolio, 2007. - 80 p. : ill. ; 19 cm. Includes bibliographical references and index. ISBN: 9781591841661 (alk. paper) 1591841666 (alk. paper) LCCN: 2006036366 Subjects--Topical Terms: Self-actualization (Psychology)Success.Success in business.Persistence. LC Class. No.: BF637.S4 / G63 2007 Dewey Class. No.: 158.1