00269nam a2200109Ia 4500008004100000100002800041245003700069260002200106300000900128942000700137999001500144190216s9999||||xx |||||||||||||| ||und||  a"Atanco Dn, Ethanis Pp" 0aPractical Problems In Statistics  bKitab Mahalc1952  a608p  cBK  c4208d4208