Ubi jalar budidaya dan analisis usaha tani text Yogyakarta Kanisius 2000 Cet. 1 ind 92 hlm. : ilus. ; 20 cm. Dede Juanda JS, Bambang Cahyono Bibliografi : hlm. 91-92 Ubi jalar 635.22 979-672-726-9 20150708112933.0 YOGYA-02090000034303 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)