na INLIS000000000000761 20211109112432 0010-1121000085 ta 211109 g 0 ind 979-428-1670 631.43 631.43 ISK e ISKANDAR, Johan Ekologi perladangan di Indonesia / Johan Iskandar Jakarta : Sapdodadi, 1992 x, 145 p : ill ; 21 cm Ladang 639/B/2010 639.1/B/2010 639.2/B/2010