na INLIS000000000018616 20210426130523 210426||||||||| | ||| |||| || | /3110 010-0421018616 id 63 007 63 007 CAH m CAHYONO , Bambang Tri Masalah petani gurem ed.1.cet.1 Yogyakarta Liberty 1983 VI, 113p.: ills.; 21 cm pertanian -- petani -- I. Judul -- petani gurem