Paap, P. (1993). Farmers or foresters: The use of tree in the sylvopastoral systems of the Atlantic Zone of Costa Rica.
Chicago-стиль цитированияPaap, P.F. Farmers or Foresters: The Use of Tree in the Sylvopastoral Systems of the Atlantic Zone of Costa Rica. 1993.
MLA-цитированиеPaap, P.F. Farmers or Foresters: The Use of Tree in the Sylvopastoral Systems of the Atlantic Zone of Costa Rica. 1993.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.