M. Iqbal text Surabaya Duta Media [2004-?] ind 192 hlm 15 cm Matematika - Kumpulan rumus 510.21 YOPDYOG 20090227020350.0 YOGYA-02090000000576 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)