Eastman, S. J. (1987). Assignment Children: Vitamin A deficiency and xerophthalmia. USA: UNICEF.
Chicago Style CitationEastman, Susan J. Assignment Children: Vitamin A Deficiency and Xerophthalmia. USA: UNICEF, 1987.
MLA CitationEastman, Susan J. Assignment Children: Vitamin A Deficiency and Xerophthalmia. USA: UNICEF, 1987.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.