Wilkie/Mette Løyche. 2008. Guam. Global Forest Resources Assessment 2010. Country Report 2010/083. Forestry Department, Food and Agriculture Organization of the United Nations, Rome, Italy. 54 pp.
Online details: http://www.fao.org/forestry/foris/pdf/fra/2010/Oceania/Guam-2010-083.doc