APA
(1987). Journal of Geriatric medicine to day. New Jersey: Lederile.
Chicago
1987. Journal of Geriatric medicine to day. New Jersey: Lederile.
Harvard
(1987). Journal of Geriatric medicine to day. New Jersey: Lederile.
MLA
Journal of Geriatric medicine to day. New Jersey: Lederile. 1987.