Citazione Stile APA (7a Edizione)

Collins, J. (1992). Social skills training and the professional helper. Wiley.

Citazione stile Chigago Style (17a edizione)

Collins, John. Social Skills Training and the Professional Helper. Chichester: Wiley, 1992.

Citatione MLA (9a ed.)

Collins, John. Social Skills Training and the Professional Helper. Wiley, 1992.