Citazione Stile APA (7a Edizione)
ebrary, Inc, Bass, S. A., & Weiss, R. S. (2002). Challenges of the third age: Meaning and purpose in later life. Oxford University Press.
Citazione stile Chigago Style (17a edizione)
ebrary, Inc, Scott A. Bass, e Robert Stuart Weiss. Challenges of the Third Age: Meaning and Purpose in Later Life. Oxford [England] ; New York: Oxford University Press, 2002.
Citatione MLA (9a ed.)
ebrary, Inc, et al. Challenges of the Third Age: Meaning and Purpose in Later Life. Oxford University Press, 2002.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.