TY - BOOK AU - Kuhnlein, Harriet V (ed) AU - Pelto, Gretel H (ed) TI - Culture, environment and food to prevent vitamin A deficienc SN - 0-88936-768-X U1 - 363.176/KUH PY - 1997/// CY - Ottawa PB - IDRC KW - Public health KW - Nutrition--Requirements KW - Human ecology KW - Social problems, welfare and services ER -