Ir. Riyo Samekto, M.P. text Yogyakarta PT. Citra Aji Parama 2006 id iv+44hlm.;17x24cm Pupuk kandang 600 978-979-3483-71 180916 20180916015932 INLIS000000000008569 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)