APA (7th ed.) Citation

Gillen, G., & Schell, B. A. B. Willard and Spackman's occupational therapy (Thirteenth edition.).

Chicago Style (17th ed.) Citation

Gillen, Glen, and Barbara A. Boyt Schell. Willard and Spackman's Occupational Therapy. Thirteenth edition.

MLA (9th ed.) Citation

Gillen, Glen, and Barbara A. Boyt Schell. Willard and Spackman's Occupational Therapy. Thirteenth edition.

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