McLaren, D. S. (1999). Towards the conquest of Vitamin A deficiency disorders. Task Force Sight and Life.
Chicago-referens (17:e uppl.)McLaren, Donald Stewart. Towards the Conquest of Vitamin A Deficiency Disorders. Basel, Switzerland: Task Force Sight and Life, 1999.
MLA-referens (8:e uppl.)McLaren, Donald Stewart. Towards the Conquest of Vitamin A Deficiency Disorders. Task Force Sight and Life, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.