text Jakarta Bhratara Karya Aksara 1980 vii, 167 hlm. ilus. 21 cm. / Andi Hakim Nasoetion Aljabar Matrik 20150311101533.0 YOGYA000000000067682 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)