na INLIS000000000000938 20211208103908 0010-1221000076 ta 211208 g 0 ind 979-539-003-1 633.855.34 633.855.34 SOE k SOETRISNO, Loekman Kelapa sawit : kajian sosial-ekonomi / Loekman Soetrisno, Retno Winahyu Yogyakarta : Aditya Media, 1991 xxii, 134 p : ill ; 21 cm Kelapa sawit WINAHYU, Retno 515/B/2008