Hussey, D. (1996). Coaching and Counselling Skills. Kogan Page in association with Harbridge Consulting Group.
Citazione stile Chigago Style (17a edizione)Hussey, David. Coaching and Counselling Skills. London: Kogan Page in association with Harbridge Consulting Group, 1996.
Citatione MLA (8a ed.)Hussey, David. Coaching and Counselling Skills. Kogan Page in association with Harbridge Consulting Group, 1996.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.