text Bogor IPB 1981 50 p. : ills. ; 28 cm. IPB TESIS PENULISAN PEDOMAN 003(043) INS p INLIS000000000003729 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)