text Jkarta Balai Pustaka 1967 Cetakan : 1 ind 136 hlm. : ilus. ;20.5 cm. Pertanian 630 20130515230157 INLIS000000000011302 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)