ebrary, Inc, Abeles, R. P., Gift, H. C., & Ory, M. G. (1994). Aging and quality of life. Springer Pub. Co..
Cita Chicago (17th ed.)ebrary, Inc, Ronald P. Abeles, Helen C. Gift, i Marcia G. Ory. Aging and Quality of Life. New York: Springer Pub. Co., 1994.
Cita MLA (9th ed.)ebrary, Inc, et al. Aging and Quality of Life. Springer Pub. Co., 1994.
Atenció: Aquestes cites poden no estar 100% correctes.