00472pam a2200169 a 4500020002400000040002300024041001000047082001700057100002200074245007500096250001700171260004800188300001400236365001100250653001900261700002200280 c987.75 (Hard Cover) aDental College Lib aengh a617.632bMAC aMacphee, Torquil. aEssentials of Periodontology and Periodontics / c.hTextual Documents a3rd ed / b. aLondon : bBlackwell Science Ltd. , c1981. a446 ; c. a987.75 aPeriodontology aCowley, Geoffrey.