Horsley, M. The enneagram for the spirit / Mary Horsley. - 1st ed. - Hauppauge, N.Y. : Barron's Educational Series, 2005. - 160 p. : col. ill. ; 26 cm. Includes index. ISBN: 0764131958 LCCN: 2004112283 Subjects--Topical Terms: Enneagram.Mind and body. LC Class. No.: BF698.35.E54 / H67 2005