<prompt> Which one of the following is not source of managers power :RewardCoerciveLegitimateEfferent  <response>: Managers power : 1 Position power - Legitimate 2 Formal power a. Reward b. Coercive 3 Personal power a. Expe b. Referent Efferent power is not coming in Managers power. Ref: Introduction to Educational Administration : Standards, Theories, and Practice By Douglas J. Fiore, 2004, Page 11 