Boa, E. (2003). An illustrated guide to the state of health of trees: Recognition and interpretation of symptoms and damage. Rome, Italy: FAO.
استشهاد بنمط شيكاغوBoa, Eric. An Illustrated Guide to the State of Health of Trees: Recognition and Interpretation of Symptoms and Damage. Rome, Italy: FAO, 2003.
MLA استشهادBoa, Eric. An Illustrated Guide to the State of Health of Trees: Recognition and Interpretation of Symptoms and Damage. Rome, Italy: FAO, 2003.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.