na INLIS000000000000491 20220725115728 220725||||||||| | ||| |||| || | 979-497-915-5 010-0722000491 id 633.4 633.4 Ruk u RUKMANA, H.Rahmat Ubi jalar. Budidaya dan paskapanen Depok Itspress 1997 66 p.;fig., bibl.; 21 cm.