00278pam a2200121 a 4500020000500000041000800005082001600013100002600029245004600055250001000101260003200111300001300143  c  aeng  a575.1bSIN   aSinnot EW,eDwnn LC .  aPrincipel of Genetics hTextual Documents  a1973.  aNew DelhibTata McGraw Hill  a459 pg .