Não informado. (1989). The Year book of oncology. Year Book Medical Publishers.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. The Year Book of Oncology. Chicago, Ill: Year Book Medical Publishers, 1989.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. The Year Book of Oncology. Year Book Medical Publishers, 1989.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.