APA (7th ed.) Citation

Sit and Be Fit (Firm), Wilson, M. A., McCormick, L., & Fitzner, B. (2006). Sit and be fit: Parkinson's workout II. Sit and Be Fit.

Chicago Style (17th ed.) Citation

Sit and Be Fit (Firm), Mary Ann Wilson, Lori McCormick, and Bill Fitzner. Sit and Be Fit: Parkinson's Workout II. Spokane, Wash.: Sit and Be Fit, 2006.

MLA (8th ed.) Citation

Sit and Be Fit (Firm), et al. Sit and Be Fit: Parkinson's Workout II. Sit and Be Fit, 2006.

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