APA citiranje

Science, M., Johnstone, J., Roth, D. E., Guyatt, G., & Loeb, M. (2012). Zinc for the treatment of the common cold: A systematic review and meta-analysis of randomized controlled trials. Canadian Medical Association.

Citação norma Chicago

Science, Michelle, Jennie Johnstone, Daniel E. Roth, Gordon Guyatt, and Mark Loeb. Zinc for the Treatment of the Common Cold: A Systematic Review and Meta-analysis of Randomized Controlled Trials. Canadian Medical Association, 2012.

MLA citiranje

Science, Michelle, et al. Zinc for the Treatment of the Common Cold: A Systematic Review and Meta-analysis of Randomized Controlled Trials. Canadian Medical Association, 2012.