APA

Walker J. M., Helewa A., . (1996). Physical therapy in arthritis. Philadelphia: W. B. Saunders.

Chicago

Walker Joan M, Helewa Antoine, . 1996. Physical therapy in arthritis. Philadelphia: W. B. Saunders.

Harvard

Walker J. M., Helewa A., . (1996). Physical therapy in arthritis. Philadelphia: W. B. Saunders.

MLA

Walker Joan M, Helewa Antoine, . Physical therapy in arthritis. Philadelphia: W. B. Saunders. 1996.