000 00440nam a2200157Ia 4500
008 180831s9999 xx 000 0 und d
020 _a9780781769921
040 _cSerosoft Solutions
100 _aGehrig Nield
245 0 _aFundamentals Of Periodontal Instrumentation And Advanced Root Intrumentation
250 _a6th
260 _aPhiladelphia
260 _bLippincott Williams&Wilkins
260 _cC-2008
300 _aXVII- 637P.
999 _c12222
_d12222