Khullar S. P. Key to learn Sub sub & cuspal interlinks theory Khullar S. P. - New Delhi Sagar Publication India 2008 - xviii, 298p. cm. ISBN: 8170820847 (pbk) 300 Standard No.: 95676 Source: 592, 06/02/2009, Eastern Book Linkers Textual Subjects--Topical Terms: SPIRITUALISM Dewey Class. No.: /\2:864, P8