TY  - BOOK
AU  - Marks,James Robert
AU  - Stoops,Emery
AU  - Joyce
TI  - Handbook of educational supervision: a guide for the practitioner 
SN  - 020506020X
AV  - LB2805 M3.3 1978
PY  - 1978///
CY  - Boston (E.U.A.)
PB  - Allyn and Bacon
KW  - Supervisión escolar
ER  -