Supervision:A Redefinition.
Sergiovanni, Thomas J.
Supervision:A Redefinition. - Fifth Edition. - New York: McGraw-Hill Inc, 1993. - xix,329p.: ill 23cm.
007056339X
School Management And Organization-United States.
School Supervision-United States.
371.200973 SER.
Supervision:A Redefinition. - Fifth Edition. - New York: McGraw-Hill Inc, 1993. - xix,329p.: ill 23cm.
007056339X
School Management And Organization-United States.
School Supervision-United States.
371.200973 SER.