Gaya APA
Supervision for Today's Schools. (1976).
:
Harper & Row.
Gaya Chicago
Supervision for Today's Schools.
.
:
Harper & Row,
1976.
.
Gaya MLA
Supervision for Today's Schools.
.
:
Harper & Row,
1976.
.
Gaya Turabian
Supervision for Today's Schools.
:
Harper & Row,
1976.
.