Citazione APA

Parrot, l. (2003). Counselling and psychotherapy (2nd ed. ed.). Thomson Brooks\cole.

Stile di citazione Chicago

Parrot, les. Counselling and Psychotherapy. 2nd ed. ed. Australia: Thomson Brooks\cole, 2003.

Citazione MLA

Parrot, les. Counselling and Psychotherapy. 2nd ed. ed. Thomson Brooks\cole, 2003.