text Jakarta Bumi Aksara 1992 Cet. 2 ind xii, 249hlm 21 cm Sondang P. Siagian Bibliografi : hlm. 245-249 Manajemen eksekutif 979-526-096-0 20090227023614.0 YOGYA-02090000022055 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)