@book{20960,
	author = {CARLTON, Richard R. and Adler, Arlene McKenna},
	title = {Principles of radiographic imaging: an art and a science},
	publisher = {Thomson Delmar Learning,},
	year = {c 2006},
	address = {Clifton Park, NY:},
	edition = {4th ed.},
	note = {Includes bibliographical references and index}
}