text Jakarta Gramedia Pustaka Utama 1992 ind vi, 90 hlm ilus 24 cm Usman F. Sumo, Siti Channah Bibliografi : hlm. 89 Biografi : hlm. 90 Kimia organik 547 979-511-242-2 20090227024213.0 YOGYA-02090000028127 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)