Gaya APA

Kalshoven, L., Laan, P, V, D. (1981). The Pests of Crops in Indonesia . Jakarta: P.T. Ichtiar Baru.

Gaya MLA

Kalshoven, L.G.E., Laan, P.A., Van, Der. "The Pests of Crops in Indonesia". Jakarta: P.T. Ichtiar Baru, 1981. Text.