Boa, E. (2003). An illustrated guide to the state of health of trees: Recognition and interpretation of symptoms and damage. Food and Agricultural Organization of the United Nations.
Chicago Style (17th ed.) CitationBoa, Eric. An Illustrated Guide to the State of Health of Trees: Recognition and Interpretation of Symptoms and Damage. Rome: Food and Agricultural Organization of the United Nations, 2003.
MLA (9th ed.) CitationBoa, Eric. An Illustrated Guide to the State of Health of Trees: Recognition and Interpretation of Symptoms and Damage. Food and Agricultural Organization of the United Nations, 2003.
Warning: These citations may not always be 100% accurate.