International Society of Arboriculture. (2000). Tree health management evaluating trees for hazard. U.S.A: American Forestry Association.
استشهاد بنمط شيكاغوInternational Society of Arboriculture. Tree Health Management Evaluating Trees for Hazard. U.S.A: American Forestry Association, 2000.
MLA استشهادInternational Society of Arboriculture. Tree Health Management Evaluating Trees for Hazard. U.S.A: American Forestry Association, 2000.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.