Phillips, A. (2009). Instructing muscular-conditioning classes: The progression method. Healthy Learning.
Chicago Style (17th ed.) CitationPhillips, Allison. Instructing Muscular-conditioning Classes: The Progression Method. Monterey, CA: Healthy Learning, 2009.
MLA (9th ed.) CitationPhillips, Allison. Instructing Muscular-conditioning Classes: The Progression Method. Healthy Learning, 2009.
Warning: These citations may not always be 100% accurate.