TY  - BOOK
AU  - Lucio,William H.
AU  - 
TI  - Supervision in thought and action
SN  - 0070389527
U1  - 371.2 23
PY  - 1969/// ; 1979
CY  - New York : 
PB  - McGraw - Hill Book Company , 
KW  - School supervision
ER  -