Surya Adipradhana text Jakarta Gramedia Pustaka Utama 1989 i xiii+109 hlm.; 14x21 cm Matematika 519.6 220310 20220310122617 INLIS000000000006876 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)