TY  - BOOK
AU  - Wiles,Jon
AU  - Bondi,Joseph
TI  - Supervision: a guide to practice 
SN  - 0024276359
AV  - LB2806.4 .W55 1991
U1  - 371.2 20
PY  - 1991///]
CY  - New York
PB  - Macmillan
KW  - School supervision
N1  - Includes bibliographical references and index
ER  -