1. Robinson Arthur , Cunningham's Textbook of Anatomy.
2. Deut. Med. Woch.;Bresgen;Der Circulations Apparat in der Nasenschleimhaut,1884
3. Piersol George A. , Human Anatomy.
4. Sabotta McMurrich , Atlas of Human Anatomy.
5. Spalteholz , Hand Atlas of Human Anatomy.