Isaacson, K. G. An introduction to fixed appliances / K. G. Isaacson and J. K. Wi lliams. - 3rd. ed. - Bristol : Wright, 1984. - ix, 173 p. : ill. A Dental Practictioner handbook ; Subjects--Topical Terms: Orthodontic appliances-------- National Library of Medicine Call No.: WU 400 / Is1i