Bertens, K. text Jakarta Gramedia Pustaka Utama 1993 ind xi, 313 hlm. ; 24 cm. K. Bertens ETIKA 170 170 Ber e 3 9795117440 190429 20190429015433 INLIS000000000059464 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)