(1979). Technical information Systems , terminology and controlled vocabularies related to forestry: Proceedings of the International Symposium of IUFRO Subject Group 6.03 Informations Systems and Terminology held at the Federal Research Centre for Forestry and Forest Products, Hamburg, F.R.G., 15 - 18 May 1979. Ed. by S(iegfried). Weidebusch.
Chicago Style (17th ed.) CitationTechnical Information Systems , Terminology and Controlled Vocabularies Related to Forestry: Proceedings of the International Symposium of IUFRO Subject Group 6.03 Informations Systems and Terminology Held at the Federal Research Centre for Forestry and Forest Products, Hamburg, F.R.G., 15 - 18 May 1979. Ed. by S(iegfried). Hamburg: Weidebusch, 1979.
MLA (9th ed.) CitationTechnical Information Systems , Terminology and Controlled Vocabularies Related to Forestry: Proceedings of the International Symposium of IUFRO Subject Group 6.03 Informations Systems and Terminology Held at the Federal Research Centre for Forestry and Forest Products, Hamburg, F.R.G., 15 - 18 May 1979. Ed. by S(iegfried). Weidebusch, 1979.