Photo by Gio JL, Creative Commons license.
To identify appropriate books on your topic, begin with the library catalog to find books in the University Libraries. Books on Sport Psychology may be classed in Library of Congress areas BF, GV, QP, RA, RC, or RD. Here is a link to the Library of Congress Classification Outline, with detailed subclassification for these subject areas. If you do not find the books you need or if you wish to locate additional resources, then search Prospector or WorldCat. You may want to use some of the following Library of Congress subject headings for your searches:
Coach-athlete relationships--Psychological aspects
Women coaches (Athletics)