text Elex Media Komputindo 1993 ind ilus 23 cm Rufus P. Turner, Bninton L. Rutherford Indeks Elektronika 621.381 979-537-267-X 20090227023508.0 YOGYA-02090000021088 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)