na INLIS000000000002886 20210322160325 210322||||||||| | ||| |||| || | 9795390031 010-0321002886 id 634.855 634.855 Soe k SOETRISNO, Loekman Kelapa Sawit Yogyakarta Aditya Media 1991 xxii, 136 hal. : Illus. ; 21cm Bibliografi hal 4. Kelapa sawit