APA (7th ed.) Citation

Clark, R. L., & Spengler, J. J. (1980). The economics of individual and population aging / (by) Robert L. Clark, Joseph J. Spengler. Cambridge University Press.

Chicago Style (17th ed.) Citation

Clark, Robert L., and Joseph J. Spengler. The Economics of Individual and Population Aging / (by) Robert L. Clark, Joseph J. Spengler. Cambridge (etc.): Cambridge University Press, 1980.

MLA (9th ed.) Citation

Clark, Robert L., and Joseph J. Spengler. The Economics of Individual and Population Aging / (by) Robert L. Clark, Joseph J. Spengler. Cambridge University Press, 1980.

Warning: These citations may not always be 100% accurate.