Purwendro, Setyo text Jakarta Penebar Swadaya 2007 ind iv + 52 hlm. : ilus. ; 23 cm. Pertanian Pupuk 628.4 628.4 PUR m 978-002-011-2 230414 20230414073435 INLIS000000000000184 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)