text Padang Pusat Penelitian Universitas Andalas 1988 I xviii, 120 hlm. 21 cm KIMIA 547 547 Kus k INLIS000000000005447 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)