0-8160-3811-2 Standard Country and Area Codes Classifications (M49), UnitedNations Statistics Division North America Atlas National Geographic "North America"
Mongolian Forestry Sector, Food and Agriculture Organization of the UnitedNations (en) 2012 : Ireland now has the 'second-smallest' forest area in Europe
Structures, People, and Pets (en) Food and Agriculture Organization of the UnitedNations : Table 74. Raw silk: production (including waste), Table lists worldwide