APA (7th ed.) Citation

Cumming, E., & Henry, W. E. (1961). Growing old, the process of disengagement. Basic Books.

Chicago Style (17th ed.) Citation

Cumming, Elaine, and William Earl Henry. Growing Old, the Process of Disengagement. New York: Basic Books, 1961.

MLA (9th ed.) Citation

Cumming, Elaine, and William Earl Henry. Growing Old, the Process of Disengagement. Basic Books, 1961.