Gaya APA
Richey, , B. (2021).
Back exercise : stabilize, mobilize, and reduce pain (Fis8) .
Champaign, IL:
Human Kinetics.
Gaya MLA
Richey, , Brian.
"Back exercise : stabilize, mobilize, and reduce pain (Fis8)".
Champaign, IL:
Human Kinetics,
2021.
Text.