TY  - BOOK
AU  - Tanner, Daniel.
AU  - Tanner, Laurel.
TI  - Supervision in education: problems and practices 
SN  - 9711104652
U1  - DC 371.2 
PY  - 1987///
CY  - New York
PB  - Macmillan Publishing Company
KW  - School supervision
N1  - Includes index
ER  -