APA
Roy C., Andrews H. A., . (1999). The Roy adaptation model. Stamford, Conn: Appleton & Lange.
Chicago
Roy Callista, Andrews Heather A, . 1999. The Roy adaptation model. Stamford, Conn: Appleton & Lange.
Harvard
Roy C., Andrews H. A., . (1999). The Roy adaptation model. Stamford, Conn: Appleton & Lange.
MLA
Roy Callista, Andrews Heather A, . The Roy adaptation model. Stamford, Conn: Appleton & Lange. 1999.