Supervision for better schools /
Wiles, Kimball.
Supervision for better schools / by John T. Lovell, Kimball Wiles. - 5th ed. - Englewood Cliffs, N.J. : Prentice Hall, 1983. - xiv, 321 p.
0138761698
English language.
Education.
School supervision.
Supervision for better schools / by John T. Lovell, Kimball Wiles. - 5th ed. - Englewood Cliffs, N.J. : Prentice Hall, 1983. - xiv, 321 p.
0138761698
English language.
Education.
School supervision.