WHO. (1987). Epidemiology of certain food adiitives and conminants. Geneva.
Chicago Style aipamenaWHO. Epidemiology of Certain Food Adiitives and Conminants. Geneva, 1987.
MLA aipamenaWHO. Epidemiology of Certain Food Adiitives and Conminants. Geneva, 1987.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.