1. Random house unabridged dictionary,1993
2. American Academy of Pediatrics, Task force on circumcision. Circumcision Policy Statement;Pediatrics,1999
3. The history of circumcision;Dunsmuir;BJU Int,1999
4. Circumcision: a history of the world's most controversial surgery;Gollaher,2000
5. Jewish circumcision: an alternative perspective;Goodman;BJU Int,1999