Mort, Paul R.
Principles of school administration / Paul R. Mort, Donald H. Ross - New York : McGraw-Hill, 1957. - xv, 451 p. 20 cm.
Administration Schools
371.2 / MOP
Principles of school administration / Paul R. Mort, Donald H. Ross - New York : McGraw-Hill, 1957. - xv, 451 p. 20 cm.
Administration Schools
371.2 / MOP