Deeken, A. (1972). Growing old, and how to cope with it. Paulist.
Chicago-referens (17:e uppl.)Deeken, Alfons. Growing Old, and How to Cope with It. New York: Paulist, 1972.
MLA-referens (9:e uppl.)Deeken, Alfons. Growing Old, and How to Cope with It. Paulist, 1972.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.