APA (7th ed.) Zitazioa

ebrary, Inc, Lerner, V., & Miodownik, C. (2012). Vitamin D deficiency. Nova Science.

Chicago Style (17th ed.) Zitazioa

ebrary, Inc, Vladimir Lerner, eta Chanoch Miodownik. Vitamin D Deficiency. Hauppauge, N.Y.: Nova Science, 2012.

MLA (9th ed.) Zitazioa

ebrary, Inc, et al. Vitamin D Deficiency. Nova Science, 2012.