APA (7th ed.) Citation

Sapienza, C., & Hoffman, B. (2020). Respiratory Muscle Strength Training.

Chicago Style (17th ed.) Citation

Sapienza, Christine, and Bari Hoffman. Respiratory Muscle Strength Training. 2020.

MLA (9th ed.) Citation

Sapienza, Christine, and Bari Hoffman. Respiratory Muscle Strength Training. 2020.

Warning: These citations may not always be 100% accurate.