Gaya APA

Powers, S, K., Howley, E, T. (2007). Exercise Physiology : Theory and application to fitness and performance (Ed.6). Boston: McGraw Hill : Higher Education.

Gaya MLA

Powers, Scott, K.., Howley, Edward, T.. "Exercise Physiology : Theory and application to fitness and performance". Ed.6 Boston: McGraw Hill : Higher Education, 2007. Text.