00321nam a2200121 a 450000500170000000800410001702000150005804100080007310000140008124500450009526400480014030000110018820260717080009.0260701s1983    ii            000 0 eng d  a0706921348  aeng1 aSinha, U.13aAn introduction to bacteria /cSinha, U. 1aNew Delhi :bVikas Publishing House,c1983.  a259 p.