TY  - BOOK
AU  - Canter,Lee
AU  - Canter,Marlene
TI  - Lee Canter's assertive discipline: positive behaviour management for today's classroom
SN  - 0939007452
AV  - LB3013  .C36 1992 
PY  - 1992///
CY  - Santa Monica
PB  - Canter & Associates, Inc.
ER  -