Cita APA (7a ed.)

Gates, W. H., & Mackin, M. A. (2009). Showing up for life: Thoughts on the gifts of a lifetime. Broadway Books.

Cita Chicago Style (17a ed.)

Gates, William H., y Mary Ann Mackin. Showing Up for Life: Thoughts on the Gifts of a Lifetime. New York: Broadway Books, 2009.

Cita MLA (8a ed.)

Gates, William H., y Mary Ann Mackin. Showing Up for Life: Thoughts on the Gifts of a Lifetime. Broadway Books, 2009.

Precaución: Estas citas no son 100% exactas.