APA
(1987). JAMA:The Journal of the American Medical Association. St. Louis: American Medical Association.
Chicago
1987. JAMA:The Journal of the American Medical Association. St. Louis: American Medical Association.
Harvard
(1987). JAMA:The Journal of the American Medical Association. St. Louis: American Medical Association.
MLA
JAMA:The Journal of the American Medical Association. St. Louis: American Medical Association. 1987.
