APA (7th ed.) Citation

Poon, L. W., & Cohen-Mansfield, J. (2011). Understanding well-being in the oldest old. Cambridge University Press.

Chicago Style (17th ed.) Citation

Poon, Leonard W., and Jiska Cohen-Mansfield. Understanding Well-being in the Oldest Old. Cambridge [etc.]: Cambridge University Press, 2011.

MLA (9th ed.) Citation

Poon, Leonard W., and Jiska Cohen-Mansfield. Understanding Well-being in the Oldest Old. Cambridge University Press, 2011.