Official Study Guide for the Certified Park and Recreation Professional ExaminationHurd, Amy R., Ph.D., Mulvaney, Michael A., Ph.D., Rossman, J. Robert, McKinney, William R., Ph.D. · First published 2007Open the Tome
Kraus' Recreation and Leisure in Modern SocietyDaniel D. McLean,Amy R. Hurd,Nancy Brattain Rogers,Richard G. Kraus · First published 2005Open the Tome
