Não informado. (2001). American Journal of Public Health: Supplement. American Public Health Association.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. American Journal of Public Health: Supplement. Washington: American Public Health Association, 2001.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. American Journal of Public Health: Supplement. American Public Health Association, 2001.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.