@inbook{holden_2013, place={Plymouth}, edition={4th}, title={Stretching}, booktitle={Focus on Fitness and Wellness: Department of Health and Exercise Studies, North Carolina State University}, publisher={Hayden McNeil}, author={Holden, T.}, year={2013} }
 @book{holden_2009, place={Champaign, IL}, title={Sea kayaking}, journal={Outdoor adventure technical skills: A curriculum guide}, publisher={Human Kinetics}, author={Holden, T.}, editor={Wagstaff, M. and Attarian, A.Editors}, year={2009} }
 @inbook{attarian_holden_sibthorp_bachert_2006, place={Dubuque, Iowa}, edition={5}, title={Outdoor recreation and the environment}, booktitle={Introduction to leisure services in North Carolina}, publisher={Kendall/Hunt}, author={Attarian, A. and Holden, T. and Sibthorp, J. and Bachert, D.}, editor={Gaskill, PEditor}, year={2006}, pages={155–174} }