TY  - BOOK
AU  - Piper, Terrence
AU  - Elegart, Demise
TI  - Teacher Supervision Through behavioural Objective : An Operationally Described System
SN  - 0933716036
PY  - 1979///
CY  - Maryland
PB  - Paul H. Brooker Publishers
KW  - School Supervision
ER  -