International Society of Arboriculture. (2000). Tree health management evaluating trees for hazard. U.S.A: American Forestry Association.
Trích dẫn kiểu ChicagoInternational Society of Arboriculture. Tree Health Management Evaluating Trees for Hazard. U.S.A: American Forestry Association, 2000.
Trích dẫn MLAInternational Society of Arboriculture. Tree Health Management Evaluating Trees for Hazard. U.S.A: American Forestry Association, 2000.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.