APA (7th ed.) Citation

International Union of Forestry Research Organizations. Congress. (1962). 13. Kongress, Wien, September 1961: Berichte = proceedings = rapports. IUFRO Bureau.

Chicago Style (17th ed.) Citation

International Union of Forestry Research Organizations. Congress. 13. Kongress, Wien, September 1961: Berichte = Proceedings = Rapports. Wien: IUFRO Bureau, 1962.

MLA (8th ed.) Citation

International Union of Forestry Research Organizations. Congress. 13. Kongress, Wien, September 1961: Berichte = Proceedings = Rapports. IUFRO Bureau, 1962.