International Coaching Federation
http://www.coachfederation.org/
Interanational Coaching Community
http://www.internationalcoachingcommunity.com/
The Art and Science of Coaching
http://www.wszechnica.uj.edu.pl/know_how/index.php?id=3
Centrum Coachingu Akademii Leona Kożmińskiego
http://www.coaching.kozminski.edu.pl/
