Cita APA

León, R. (2013). Thomas, H. & Maddox. G. L. eds. (1982), .New perspectives on old age. A message to decision makers. New York: Springer Publishing Company. XII 146 pgs. Pontificia Universidad Católica del Perú.

Citación Chicago Style

León, Ramón. Thomas, H. & Maddox. G. L. Eds. (1982), .New Perspectives On Old Age. A Message to Decision Makers. New York: Springer Publishing Company. XII 146 Pgs. Pontificia Universidad Católica del Perú, 2013.

Cita MLA

León, Ramón. Thomas, H. & Maddox. G. L. Eds. (1982), .New Perspectives On Old Age. A Message to Decision Makers. New York: Springer Publishing Company. XII 146 Pgs. Pontificia Universidad Católica del Perú, 2013.