Não informado. (2001). Studies from the Division of Laboratories and Research. New York State Department of Health.
Chicago-viite (17. p.)Não informado. Studies from the Division of Laboratories and Research. Albany, NY: New York State Department of Health, 2001.
MLA-viite (8. p.)Não informado. Studies from the Division of Laboratories and Research. New York State Department of Health, 2001.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.