Gaya APA
Clarkson, Petruska. (1998).
Counselling Psychology .
London:
ROUTLEDGE.
Gaya Chicago
Clarkson, Petruska.
Counselling Psychology.
London:
ROUTLEDGE,
1998.
.
Gaya MLA
Clarkson, Petruska.
Counselling Psychology.
London:
ROUTLEDGE,
1998.
.
Gaya Turabian
Clarkson, Petruska.
Counselling Psychology.
London:
ROUTLEDGE,
1998.
.