Gaya APA
Cohen, Louis. (1976).
Educational research in classrooms and schools : a manual of materials and methods .
New York:
Harper and Row.
Gaya Chicago
Cohen, Louis.
Educational research in classrooms and schools : a manual of materials and methods.
New York:
Harper and Row,
1976.
Text.
Gaya MLA
Cohen, Louis.
Educational research in classrooms and schools : a manual of materials and methods.
New York:
Harper and Row,
1976.
Text.
Gaya Turabian
Cohen, Louis.
Educational research in classrooms and schools : a manual of materials and methods.
New York:
Harper and Row,
1976.
Print.