APA citiranje

Xu, L., Li, Y., Zheng, Y., & Jonas, J. B. (2006). Associated factors for age related maculopathy in the adult population in China: The Beijing eye study. BMJ Group.

Citação norma Chicago

Xu, L., Y. Li, Y. Zheng, and J B. Jonas. Associated Factors for Age Related Maculopathy in the Adult Population in China: The Beijing Eye Study. BMJ Group, 2006.

MLA citiranje

Xu, L., Y. Li, Y. Zheng, and J B. Jonas. Associated Factors for Age Related Maculopathy in the Adult Population in China: The Beijing Eye Study. BMJ Group, 2006.