Bercocok Tanam Secara Bertingkat text Jakart Penebar Swadaya 1997 Cet.3 ind xi, 130 hlm ilus 20 cm L. Widarto ; ilustrasi, J. Sugito Bibliografi : hlm. 126-129 Bercocok Tanam 338.17 979-489-231-9 20090227022043.0 YOGYA-02090000010575 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)