APA (7e ed.) Bronvermelding

ebrary, Inc, & Wu-Wong, J. R. (2012). Why does vitamin D matter? Bentham eBooks.

Chicago (17e ed.) Bronvermelding

ebrary, Inc, en J. Ruth Wu-Wong. Why Does Vitamin D Matter? [Dubai, United Arab Emirates]: Bentham eBooks, 2012.

MLA (9e ed.) Bronvermelding

ebrary, Inc, en J. Ruth Wu-Wong. Why Does Vitamin D Matter? Bentham eBooks, 2012.