Dyfyniad APA

Institute of Medicine (U.S.). Committee to Review Dietary Reference Intakes for Vitamin D and Calcium, ebrary, Inc, & Ross, A. C. (2011). Dietary reference intakes: Calcium, vitamin D. National Academies Press.

Dyfyniad Arddull Chicago

Institute of Medicine (U.S.). Committee to Review Dietary Reference Intakes for Vitamin D and Calcium, Inc ebrary, and A. Catharine Ross. Dietary Reference Intakes: Calcium, Vitamin D. Washington, DC: National Academies Press, 2011.

Dyfyniad MLA

Institute of Medicine (U.S.). Committee to Review Dietary Reference Intakes for Vitamin D and Calcium, et al. Dietary Reference Intakes: Calcium, Vitamin D. National Academies Press, 2011.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.