Gaya APA
Yule, William, Carr, Janet. (1982).
Behaviour modification for the mentally handicapped .
London:
Croom Helm.
Gaya Chicago
Yule, William, Carr, Janet.
Behaviour modification for the mentally handicapped.
London:
Croom Helm,
1982.
Text.
Gaya MLA
Yule, William, Carr, Janet.
Behaviour modification for the mentally handicapped.
London:
Croom Helm,
1982.
Text.
Gaya Turabian
Yule, William, Carr, Janet.
Behaviour modification for the mentally handicapped.
London:
Croom Helm,
1982.
Print.