Não informado. (1988). Radiography today. Society and College of Radiographers.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Radiography Today. London: Society and College of Radiographers, 1988.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Radiography Today. Society and College of Radiographers, 1988.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.