Witherbee, W. D., & Remer, J. (1922). X-ray dosage in treatment and radiography. The Macmillan company.
Dyfyniad Arddull ChicagoWitherbee, William Daniel, and John Remer. X-ray Dosage in Treatment and Radiography. New York: The Macmillan company, 1922.
Dyfyniad MLAWitherbee, William Daniel, and John Remer. X-ray Dosage in Treatment and Radiography. The Macmillan company, 1922.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.