APA Style
Congress, W, F. (1991).
Forests, a heritage for the future: proceedings actas, Paris, 17-26 September 1991 .
Paris:
FAO.
MLA Style
Congress, WORLD, Forestry.
"Forests, a heritage for the future: proceedings actas, Paris, 17-26 September 1991".
Paris:
FAO,
1991.
Electronic resources.