Cita APA (7a ed.)
Deeken, A. (1972). Growing old, and how to cope with it. Paulist.
Cita Chicago Style (17a ed.)
Deeken, Alfons. Growing Old, and How to Cope with It. New York: Paulist, 1972.
Cita MLA (9a ed.)
Deeken, Alfons. Growing Old, and How to Cope with It. Paulist, 1972.
Precaución: Estas citas no son 100% exactas.