Kildahl, John P. The psychology of speaking in tongues / by John P. Kildahl. - London : Hodder and Stoughton, c1972. - xii, 110 p.: 18 cm. Includes bibliographical references and index. ISBN: 0340165782 Subjects--Topical Terms: Glossolalia--Psychology LC Class. No.: BL 54 / .K55