TY  - BOOK
AU  - Proffit, William R.
TI  - Contemporary orthodontics
SN  - 9780323083171
AV  - RK 521 .P76 2013  
PY  - 2013///
CY  - [Place of publication not identifed]
PB  - Elsevier, Mosby
KW  - ORTHODONTICS
ER  -