00397nam a22001697a 450000100060000000300100000600500170001604000140003300800410004702000180008810000290010624500170013526000270015230000110017944000220019065000150021231791MX-SIABUC20260702210542.0 aMX-SIABUC050617s1995 mx # j spa d a968-6640-56-8 aSavater, Fernando, 1947- aSobre vivir. aMéxico :bEds. Ariel a334 p. aColección Ariel a1. ÉTICA