Não informado. (2007). Archives of Environmental & Occupational Health. Heldref Publications.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Archives of Environmental & Occupational Health. Washington: Heldref Publications, 2007.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Archives of Environmental & Occupational Health. Heldref Publications, 2007.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.