APA引文

Nadel, J. L. (2014). Incidence and risk factors for cognitive impairment in rural elderly populations in Costa Rica.

Citación estilo Chicago

Nadel, Jeffrey L. Incidence and Risk Factors for Cognitive Impairment in Rural Elderly Populations in Costa Rica. 2014.

MLA引文

Nadel, Jeffrey L. Incidence and Risk Factors for Cognitive Impairment in Rural Elderly Populations in Costa Rica. 2014.

警告：这些引文格式不一定是100％准确.