Cita APA (7a ed.)

Day, C. L. (1990). What Older Americans Think: Interest Groups and Aging Policy. Princeton University Press.

Cita Chicago Style (17a ed.)

Day, Christine L. What Older Americans Think: Interest Groups and Aging Policy. Princeton, New Jersey: Princeton University Press, 1990.

Cita MLA (8a ed.)

Day, Christine L. What Older Americans Think: Interest Groups and Aging Policy. Princeton University Press, 1990.