text Surabaya Bina Ilmu 1995 1 ind 281 hlm. 25 cm. Nasution,A.H. Etika 170 170 NAS p 9784220027 INLIS000000000000761 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)