"Handbook for effective supervision of instruction, 3rd ed." /
"Evans, N.D."
"Handbook for effective supervision of instruction, 3rd ed." / "Evans, N.D." , "Neagley, Ross L." - الإسكندرية Prentice hell india 1977 - 374 P.
Educational institutions
Ref/371.2/NH
"Handbook for effective supervision of instruction, 3rd ed." / "Evans, N.D." , "Neagley, Ross L." - الإسكندرية Prentice hell india 1977 - 374 P.
Educational institutions
Ref/371.2/NH