Wharton Advanced Management Program: The Value of Coaching
Peer Coaching at Work: Principles and Practices, Polly Parker, Tim Hall, Kathy Kram and Ilene Wasserman. available at http://www.sup.org/books/title/and https://www.amazon.com/Peer-Coaching-Work-Principles-Practices/
Communicating Possibilities : A Brief Introduction to the Coordinated Management of Meaning. Ilene Wasserman and Beth Fisher-Yoshida Available at: https://www.taosinstitute.net/communicating-possibilities or https://www.amazon.com/Communicating-Possibilities-Introduction-Coordinated-Management/