Cita APA (7a ed.)

Knee, R., & Krueger, G. (1981). A resource guide for mental health and support services for the elderly. Center for Studies of the Mental Health of the Aging, National Institute of Mental Health.

Cita Chicago Style (17a ed.)

Knee, Ruth, y Gladys Krueger. A Resource Guide for Mental Health and Support Services for the Elderly. [Rockville]: Center for Studies of the Mental Health of the Aging, National Institute of Mental Health, 1981.

Cita MLA (9a ed.)

Knee, Ruth, y Gladys Krueger. A Resource Guide for Mental Health and Support Services for the Elderly. Center for Studies of the Mental Health of the Aging, National Institute of Mental Health, 1981.