Gaya APA

Swanson, C, P., Pelzer, K, J. (NULL). Planter and peasant colonial policy and the agrarian struggle in east ì sumatra 1863-1947 . S-Gravenhage:: s-Gravenhage: Martinus Nijhoff; 1978.

Gaya MLA

Swanson, Carl, P.., Pelzer, Karl, J.. "Planter and peasant colonial policy and the agrarian struggle in east ì sumatra 1863-1947". S-Gravenhage:: s-Gravenhage: Martinus Nijhoff; 1978, NULL. Text.