00349nam a2200109Ia 4500008004100000020001800041100002700059245004900086260004500135300001900180500004000199200626s9999    xx            000 0 und d  a971-23-1335-2  aPiñon, Fr. Manuel T.  cFr. Manuel T. Piñon.--aFundamental logic/  aQuezon City:bRex Book Store, Inc.c1973  axiv, 324 pages  aIncludes Appendix, and Bibliography