APA ציטוט

Youssef, D., Grant, W. B., & Peiris, A. N. (2012). Vitamin D deficiency: A potential risk factor for Clostridium difficile infection. Dove Medical Press.

Citação norma Chicago

Youssef, Dima, William B. Grant, and Alan N. Peiris. Vitamin D Deficiency: A Potential Risk Factor for Clostridium Difficile Infection. Dove Medical Press, 2012.

ציטוט MLA

Youssef, Dima, William B. Grant, and Alan N. Peiris. Vitamin D Deficiency: A Potential Risk Factor for Clostridium Difficile Infection. Dove Medical Press, 2012.