text Jakarta Pradnya Paramita 1994 Cet. 1 ind xiv, 123 hlm 21 cm disusun oleh Yasidi HAmbali Bibliografi : hlm. 119-122 Hukum angkasa 343.097 979-408-534-2 20090227022501.0 YOGYA-02090000015016 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)