-, WOODRUFF, D. S., & BIRREN, J. E. [. (1975). Aging; scientific perspectives and social issues. Van Nostarnd Co.
Cita Chicago (17th ed.)-, Diana S.[Ed.] WOODRUFF, i James E. [Ed.] BIRREN. Aging; Scientific Perspectives and Social Issues. New York: Van Nostarnd Co, 1975.
Cita MLA (9th ed.)-, et al. Aging; Scientific Perspectives and Social Issues. Van Nostarnd Co, 1975.
Atenció: Aquestes cites poden no estar 100% correctes.