00717    a2200145   4500003000500000005001700005040000900022082001200031100002300043245004300066260004300109300001000152505038500162650002400547Nust20221017133302.0  cNust  a613,BHA  aBhatia ,Lal Bihari  aElementary hygiene.cBihari Lal Bhatia  aLondon,bLongmans,green and co,c1944.  a170:p  aIntroductory (Page-1), Air And Its Impurities  (Page-6), Ventilation (Page-15),Water And Its Supply (Page-27), Foods (Page-45), Beverages (Page-70), The Principles Of Diet (Page-79), Personal Hygiene (Page-89), The House (Page-103), Refuse And Refuse Disposal (Page-110), Infectious Disease (Page-116), Disease Carried By Insects (Page-143), Urban And Rural Sanitation (Page-166).  aElementary  hygiene