Sistem pertanian berkelanjutan text Yogyakarta Kanisius 2003 Cet. 1 ind xiii, 126 hlm ilus 23 cm Karwan A. Salikin Bibliografi : hlm. 108-112 Pertanian, sistem 630.7 979-21-0614-6 20090227033639.0 YOGYA-02090000056067 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)