Cita APA (7a ed.)

Leigh, D. (2006). The group trainers handbook: Designing and delivering training for groups (3rd ed.). Kogan Page.

Cita Chicago Style (17a ed.)

Leigh, David. The Group Trainers Handbook: Designing and Delivering Training for Groups. 3rd ed. London ; Philadelphia: Kogan Page, 2006.

Cita MLA (9a ed.)

Leigh, David. The Group Trainers Handbook: Designing and Delivering Training for Groups. 3rd ed. Kogan Page, 2006.