000 00364nam a2200157Ia 4500
008 201006s1987 xx 000 0 und d
041 _aeng
082 _a617.601
100 _aW.H.O.
245 _aOral Health Surveys :Basic Methods
250 _a4
260 _aDelhi
_bW.H.O
_c1987
300 _aDO
650 _aCommunity Dentistry(617.601)
650 _aNone
999 _c78077
_d78077