APA aipamena

WHO. (1991). Evaluation of certain veterinary drug residues in food. Geneva.

Chicago Style aipamena

WHO. Evaluation of Certain Veterinary Drug Residues in Food. Geneva, 1991.

MLA aipamena

WHO. Evaluation of Certain Veterinary Drug Residues in Food. Geneva, 1991.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.