Phillips, Ralph W. Elements of dental materials for dental hygienists and assistants / Ralph W. Phillips. - 4th ed. - Philadelphia : Saunders, 1984. - xiii, 399 p. : ill. ; 24 cm. Includes bibliographies and index. ISBN: 0721610382 LCCN: 83020283 Subjects--Topical Terms: Dental materials.Dental hygienists.Dental assistants.Dental materials. LC Class. No.: RK652.5 / .P48 1984 Dewey Class. No.: 617.60028 / PRE National Library of Medicine Call No.: WU 190 P562e