Gaya APA
Neagley, R, L., Evans, N, D. (1980).
Handbook for Effective Supervision of Instruction (Third Edition) .
New Jersey:
Prentice-Hall, Inc.
Gaya MLA
Neagley, Ross, L.., Evans, N., Dean.
"Handbook for Effective Supervision of Instruction (Third Edition)".
New Jersey:
Prentice-Hall, Inc,
1980.
Art Original.