APA aipamena

Harvey, N. C., Holroyd, C., Ntani, G., Javaid, K., Cooper, P., Moon, R., . . . Cooper, C. (2014). Vitamin D supplementation in pregnancy: A systematic review. NIHR Journals Library.

Chicago Style aipamena

Harvey, Nicholas C., et al. Vitamin D Supplementation in Pregnancy: A Systematic Review. NIHR Journals Library, 2014.

MLA aipamena

Harvey, Nicholas C., et al. Vitamin D Supplementation in Pregnancy: A Systematic Review. NIHR Journals Library, 2014.