Understanding the self / 3G E-Learning. - 2nd ed. - New York, NY : 3G E-Learning, c2020. - v, 236 p. : col. ill. + 1 CD-ROM. Includes bibliographical references (p. 233) and index. ISBN: 978-1-98462-529-8 Dewey Class. No.: 155.2 A 113 2020