Cita APA (7a ed.)

Morris, V., & Butler, R. N. (1996). How to care for aging parents: A complete guide. Workman Publishing.

Cita Chicago Style (17a ed.)

Morris, Virginia, y Robert N. Butler. How to Care for Aging Parents: A Complete Guide. New York: Workman Publishing, 1996.

Cita MLA (9a ed.)

Morris, Virginia, y Robert N. Butler. How to Care for Aging Parents: A Complete Guide. Workman Publishing, 1996.