Supervision :
Wiles, Jon.
Supervision : a guide to practice / Jon Wiles. - 3rd ed. - New York : Macmillan, c1991. - xiii, 379 p. : ill. ; 22 x 33 cm.
Photocopy. DasmariƱas, Cavite : Aklatang Emilio Aguinaldo, 2001
0024276359
School supervision.
LB 2806.4 / .W647 1991
Supervision : a guide to practice / Jon Wiles. - 3rd ed. - New York : Macmillan, c1991. - xiii, 379 p. : ill. ; 22 x 33 cm.
Photocopy. DasmariƱas, Cavite : Aklatang Emilio Aguinaldo, 2001
0024276359
School supervision.
LB 2806.4 / .W647 1991