Koppert, J. (1977). Nutrition rehabilitation: Its practical application. Tri-Med Books Ltd.
Chicago-viite (17. p.)Koppert, Joan. Nutrition Rehabilitation: Its Practical Application. London: Tri-Med Books Ltd, 1977.
MLA-viite (8. p.)Koppert, Joan. Nutrition Rehabilitation: Its Practical Application. Tri-Med Books Ltd, 1977.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.