APA

Dufour D. L., .Use of tropical rainforests by native amazonians: these sophisticted and complex agricultural systems can serve as models of sustainable agroecosystems. : .

Chicago

Dufour Darna L, .Use of tropical rainforests by native amazonians: these sophisticted and complex agricultural systems can serve as models of sustainable agroecosystems. : .

Harvard

Dufour D. L., .Use of tropical rainforests by native amazonians: these sophisticted and complex agricultural systems can serve as models of sustainable agroecosystems. : .

MLA

Dufour Darna L, .: . .