APA
Campos-Outcalt D., . (2000). 20 Common Problems Preventing Health Care. New York: McGraw Hill.
Chicago
Campos-Outcalt Douglas, . 2000. 20 Common Problems Preventing Health Care. New York: McGraw Hill.
Harvard
Campos-Outcalt D., . (2000). 20 Common Problems Preventing Health Care. New York: McGraw Hill.
MLA
Campos-Outcalt Douglas, . 20 Common Problems Preventing Health Care. New York: McGraw Hill. 2000.