Source:Turnbaugh, et al. (2002).
Understanding Physical Anthropology and Archaeology, 8th ed, p. 139

• International Center for Gibbon Studies
  
  
• Endangered Primate Rescue Center (EPRC)
  
  
• Gibbon Foundation



• Gibbon Network -- www.gibbions.de
  • Gibbon Research Lab. -- www.gibbions.de
• Gibbon-Related News -- www.gibbions.de
• Gibbon Photo Gallery -- www.gibbions.de
  
  
• The Lar Gibbon -- Johan Mommens
  
  
• "The singing apes" -- Kashmira Kakati studies the world of the hoolock gibbons