TY  - BOOK
AU  - Adams, C Philip.
AU  - Kerr, W John.
TI  - Design, Construction and Use of Removable Appliances / 
U1  - 617.643 
PY  - 1990///
CY  - Oxford : 
PB  - Butterworth- Heinemann , 
KW  - Orthodontics
ER  -