Supervision :
Lucio, William H.
Supervision : a synthesis of throught and action / William H. Lucio. - 2nd ed. - New York : McGraw-hill, 1969. - 329 p.
School Management and organization.
School supervision.
LB 2806.4 / .L83
Supervision : a synthesis of throught and action / William H. Lucio. - 2nd ed. - New York : McGraw-hill, 1969. - 329 p.
School Management and organization.
School supervision.
LB 2806.4 / .L83