Gaya APA
Prochaska, James O.. (1979).
Systems of psychotherapy: a transtheoretical analysis .
:
.
Gaya Chicago
Prochaska, James O..
Systems of psychotherapy: a transtheoretical analysis.
:
,
1979.
.
Gaya MLA
Prochaska, James O..
Systems of psychotherapy: a transtheoretical analysis.
:
,
1979.
.
Gaya Turabian
Prochaska, James O..
Systems of psychotherapy: a transtheoretical analysis.
:
,
1979.
.