Gaya APA
Witherington, H. Carl. (1952).
Educational psychology (Revised edition).
New York:
Ginn and Company.
Gaya Chicago
Witherington, H. Carl.
Educational psychology.
Revised edition
New York:
Ginn and Company,
1952.
Buku Ketenaganukliran.
Gaya MLA
Witherington, H. Carl.
Educational psychology.
Revised edition
New York:
Ginn and Company,
1952.
Buku Ketenaganukliran.
Gaya Turabian
Witherington, H. Carl.
Educational psychology.
Revised edition
New York:
Ginn and Company,
1952.
Buku Ketenaganukliran.