Não informado. (1975). Food Research Institute Studies. Stanford University.
Chicago-viite (17. p.)Não informado. Food Research Institute Studies. Stanford, Conn: Stanford University, 1975.
MLA-viite (8. p.)Não informado. Food Research Institute Studies. Stanford University, 1975.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.