author = { Eklund, Robert C. },

title = { Encyclopedia of sport and exercise psychology },

publisher = {Sage Reference},

isbn = {9781452203836},

keywords = { Sports Encyclopedias Psychological aspects , Exercise Encyclopedias Psychological aspects , Sportpsychologie },

year = {2014-},

abstract = {Includes bibliographical references and index},

address = { Los Angeles [u.a.] },