: the standard manual of amateur radio communication text Jakarta Indira 1977 664 hlm. : ilus. ; 24 cm. Indeks Bibliografi : hlm. 380 Radio Amatir 20150427130031.0 YOGYA000000000039820 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)