Cita APA (7a ed.)

Clague, E., Kramer, L., & Palli, B. (1971). The aging worker and the union: Employment and retirement of middle-aged and older workers. Praeger.

Cita Chicago Style (17a ed.)

Clague, Ewan, Leo Kramer, y Balraj Palli. The Aging Worker and the Union: Employment and Retirement of Middle-aged and Older Workers. New York: Praeger, 1971.

Cita MLA (9a ed.)

Clague, Ewan, et al. The Aging Worker and the Union: Employment and Retirement of Middle-aged and Older Workers. Praeger, 1971.