TY  - BOOK
AU  - Williams,David,M;[et....al]
TI  - Pathology of Periodontal Disease
SN  - 0192621203
U1  - 617.632PAT 2003. 
PY  - 2003///
CY  - New York.
PB  - Oxford University Press.
KW  - Pathology
N1  - includes glossary and index
ER  -