Não informado. (2009). Cancer Prevention Research. American Association for Cancer Research.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Cancer Prevention Research. Philadelphia, Pa: American Association for Cancer Research, 2009.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Cancer Prevention Research. American Association for Cancer Research, 2009.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.