DeLee J, Drez D, Miller M. Orthopaedic Sports Medicine: Principles and Practice, Philadelphia, Pa: Saunders; 4th ed. 2014.
Greene W, Griffin L. Essentials Of Musculoskeletal Care. 4th ed. Rosemont, Ill.: American Academy of Orthopaedic Surgeons; 2010.
Kisner C, Colby L. Therapeutic Exercise: Foundations and Techniques. 6th ed. Philadelphia: F. A. Davis Company; 2012.
Meals R. Mallet Finger. Medscape Reference. http://emedicine.medscape.com/article/1242305-overview. Updated Aug 19, 2015. Accessed May 2016.