APA citiranje

Song, S. J., Zhou, L., Si, S., Liu, J., Zhou, J., Feng, K., . . . Zhang, W. (2013). The High Prevalence of Vitamin D Deficiency and Its Related Maternal Factors in Pregnant Women in Beijing. Public Library of Science.

Citação norma Chicago

Song, Shu Jun, Ling Zhou, Shaoyan Si, Junli Liu, Jinlian Zhou, Kai Feng, Jie Wu, and Wenying Zhang. The High Prevalence of Vitamin D Deficiency and Its Related Maternal Factors in Pregnant Women in Beijing. Public Library of Science, 2013.

MLA citiranje

Song, Shu Jun, et al. The High Prevalence of Vitamin D Deficiency and Its Related Maternal Factors in Pregnant Women in Beijing. Public Library of Science, 2013.