APA aipamena

Cerin, E., Barnett, A., Sit, C. H., Cheung, M., Lee, L. J., Ho, S., & Chan, W. (2011). Measuring walking within and outside the neighborhood in Chinese elders: Reliability and validity. BioMed Central.

Chicago Style aipamena

Cerin, Ester, Anthony Barnett, Cindy HP Sit, Man-chin Cheung, Lok-chun Janet Lee, Sai-yin Ho, and Wai-man Chan. Measuring Walking Within and Outside the Neighborhood in Chinese Elders: Reliability and Validity. BioMed Central, 2011.

MLA aipamena

Cerin, Ester, et al. Measuring Walking Within and Outside the Neighborhood in Chinese Elders: Reliability and Validity. BioMed Central, 2011.