American Fitness. Assessment Technologies Institute, LLC d/b/a National Academy of Sports Medicine.
Chicago-referens (17:e uppl.)American Fitness. Assessment Technologies Institute, LLC d/b/a National Academy of Sports Medicine.
MLA-referens (9:e uppl.)American Fitness. Assessment Technologies Institute, LLC d/b/a National Academy of Sports Medicine.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.