1.
Periodontology for the Dental Hygienist, 4e (Perry, Periodontology for the Dental Hygienist)
by Dorothy A. Perry RDH PhD, ...
ISBN: 9781455703692
List Price: $78.95
2.
Periodontology for the Dental Hygienist - Text and E-Book Package, 3e
by Dorothy A. Perry RDH PhD, ...
ISBN: 9781416065180
List Price: $106.95