Kharitidi, Olga Entering the circle : the secrets of ancient Siberian wisdom discovered by a Russian psychiatrist / Olga Kharitidi - 1st ed - [San Francisco] : HarperSanFrancisco , c1996. - 224 p. ; 22 cm. "A Tree clause book." ISBN: 0062514156 (cloth) 0062514172 (pbk.) LCCN: 96010824 Subjects--Personal Names: Kharitidi, Olga Subjects--Topical Terms: ShamanismShamanism---Russia (Federation)---Siberia Dewey Class. No.: 299.4 KHA