Gaya APA

Indonesia, L, R, P. (2006). Optimum Use Of Resource : Challenges And Oppornities For Subtainable Oil Palm Development Agriculture . Medan: Lembaga Riset Perkebunan Indonesia.

Gaya MLA

Indonesia, Lembaga, Riset, Perkebunan. "Optimum Use Of Resource : Challenges And Oppornities For Subtainable Oil Palm Development Agriculture". Medan: Lembaga Riset Perkebunan Indonesia, 2006. Text.