L.Yu. Volkova & M.A. Gurchenkova. (2007). VITAMIN DEFICIENCY IN CHILDREN: MAIN CAUSES, FORMS, AND MEANS OF PREVENTION IN INFANTS AND PRESCHOOL CHILDREN. "Paediatrician" Publishers LLC.
Chicago Style (17th ed.) CitationL.Yu. Volkova and M.A. Gurchenkova. VITAMIN DEFICIENCY IN CHILDREN: MAIN CAUSES, FORMS, AND MEANS OF PREVENTION IN INFANTS AND PRESCHOOL CHILDREN. "Paediatrician" Publishers LLC, 2007.
MLA (9th ed.) CitationL.Yu. Volkova and M.A. Gurchenkova. VITAMIN DEFICIENCY IN CHILDREN: MAIN CAUSES, FORMS, AND MEANS OF PREVENTION IN INFANTS AND PRESCHOOL CHILDREN. "Paediatrician" Publishers LLC, 2007.
Warning: These citations may not always be 100% accurate.