text Jakarta Penerbit Universitas Indonesia (UI Press) 1988 cet.1 x, 137 p. 23 cm PERTANIAN-KOMUNIKASI KOMUNIKASI PRINSIP DASAR 63.001.8 63.001.8 INLIS000000000004729 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)