Gaya APA

Britton, J, J. (2010). Effective Group Coaching: Tried and Tested Tools and Resources for Optimum Coaching Results . Hooken , New Jersey , Canada: John Wiley & Sons, Inc.

Gaya MLA

Britton, Jennifer, J.. "Effective Group Coaching: Tried and Tested Tools and Resources for Optimum Coaching Results". Hooken , New Jersey , Canada: John Wiley & Sons, Inc, 2010. .