H Gregersen. (1993). FAO forestry paper N.114: Assessing forestry project impacts: issues and strategies. Rome: FAO.
シカゴスタイル引用形H Gregersen. FAO Forestry Paper N.114: Assessing Forestry Project Impacts: Issues and Strategies. Rome: FAO, 1993.
MLA引用形式H Gregersen. FAO Forestry Paper N.114: Assessing Forestry Project Impacts: Issues and Strategies. Rome: FAO, 1993.
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