The underlying religion : an introduction to the perennial philosophy / edited by Martin Lings and Clinton Minnaar - Bloomington, Ind. : World Wisdom, c2007. - xxi, 344 p. : 23 cm. - The perennial philosophy series . ISBN: 9781933316437 LCCN: Subjects--Topical Terms: ReligionPhilosophyTradition LC Class. No.: BL51 / .U64 2007