Cita APA (7a ed.)

Chittister, J. (2008). The gift of years: Growing older gracefully. BlueBridge.

Cita Chicago Style (17a ed.)

Chittister, Joan. The Gift of Years: Growing Older Gracefully. New York, NY: BlueBridge, 2008.

Cita MLA (8a ed.)

Chittister, Joan. The Gift of Years: Growing Older Gracefully. BlueBridge, 2008.

Precaución: Estas citas no son 100% exactas.