Sullivan JE: Title chapter. In Editor’s name (ed) Book Title. City, Publisher, 1999

Author: article name. Journal 302: 123, 1980

Netter, Frank H: Atlas of Human Anatomy. Summit, NJ. Ciba-Geigy, 1995

Simon, Robert R., Brenner, Barry E: Anesthesia and Regional Blocks. In Emergency Procedures and Techniques 3 rd Ed. Baltimore, Williams and Wilkins, 1994

Dean, E; Orlinsky, M: Nerve Blocks of the Thorax and Extremities. In Roberts, JR; Hedges, JR (ed) Clinical Procedures in Emergency Medicine, 3 rd Ed. Philadelphia, W.B. Saunders Co, 1998

Lander, J., et al.: Comparison of Ring Block , Dorsal Penile Block, and Topical anesthesia for Neonatal Circumcision, JAMA 278: 2157-2162, 1997.

Mattson, SR: Routine Anesthesia for Circumcision, Two Effective Techniques. Postgraduate Medicine 106(1) 107-9, 1999

Holman, JR; Stuessi, KA: Adult Circumcision. American Family Physician. Pp 1514-1520, March 15, 1999.