Cita APA (7a ed.)

Hughes, S., & Keller, M. J. (1992). Leisure education: A coping strategy for family caregivers. [s.n.].

Cita Chicago Style (17a ed.)

Hughes, Susan, y M. Jean Keller. Leisure Education: A Coping Strategy for Family Caregivers. [S.l.]: [s.n.], 1992.

Cita MLA (9a ed.)

Hughes, Susan, y M. Jean Keller. Leisure Education: A Coping Strategy for Family Caregivers. [s.n.], 1992.