na INLIS000000000005866 20180916013328 180916||||||||| | ||| |||| || | 979-497-915-5 010-0918005866 id Umbi-umbian 635.2 Ruk u C1 Ir. H. Rahmat Rukmana UBI JALAR Budi Daya dan Pascapanen - Yogyakarta Kanisius 1997 66 hlm