00373nam a22001217a 4500020001700000082001700017245007100034260005500105300002200160650003900182700001400221700001600235  a	8171692265   a371.1 RAO  R  aTeachers and testing techniques /ceditors V.K. Rao and R.S. Reddy  a	New Delhi (India) : Commonwealth Publishers, 1992  a260 pages ; 22 cm  aEducational tests and measurements  aRao, V. K  aReddy, R. S