APA
Peter G Coleman A. O., .Aging and Development : Social and Emotional Perspectives. : Routledge.
Chicago
Peter G Coleman Ann O'Hanlon, .Aging and Development : Social and Emotional Perspectives. : Routledge.
Harvard
Peter G Coleman A. O., .Aging and Development : Social and Emotional Perspectives. : Routledge.
MLA
Peter G Coleman Ann O'Hanlon, .: Routledge. .