000 00287nam a22001217a 4500
082 _a613
_bLYS
100 _aLyster, Robert A
245 _aA first course in hygiene
250 _a9th Edition
260 _aLondon
_bUniversity tutorial press ltd
_c1937
300 _a376 Pages
942 _cL
999 _c17926
_d17926