Style de citation APA (7e éd.)

Schulz, R., Maddox, G. L., & Lawton, M. P. (1999). Focus on interventions research with older adults. Springer Pub. Co..

Style de citation Chicago (17e éd.)

Schulz, Richard, George L. Maddox, et M. Powell Lawton. Focus on Interventions Research with Older Adults. New York: Springer Pub. Co., 1999.

Style de citation MLA (8e éd.)

Schulz, Richard, et al. Focus on Interventions Research with Older Adults. Springer Pub. Co., 1999.