Cita APA (7a ed.)
Deeken, A. Growing Old, and How to Cope with It. Paulist Press.
Cita estilo Chicago (17a ed.)
Deeken, Alfons. Growing Old, and How to Cope with It. Nueva York, EUA: Paulist Press.
Cita MLA (9a ed.)
Deeken, Alfons. Growing Old, and How to Cope with It. Paulist Press.
Precaución: Estas citas no son 100% exactas.