APA ציטוט

James, B. D., Wilson, R. S., Barnes, L. L., & Bennett, D. A. (2011). Late-Life Social Activity and Cognitive Decline in Old Age.

Citação norma Chicago

James, Bryan D., Robert S. Wilson, Lisa L. Barnes, and David A. Bennett. Late-Life Social Activity and Cognitive Decline in Old Age. 2011.

ציטוט MLA

James, Bryan D., Robert S. Wilson, Lisa L. Barnes, and David A. Bennett. Late-Life Social Activity and Cognitive Decline in Old Age. 2011.