000 00284nam a2200097Ia 4500
100 _aGopalakrishnan Nair, P N
245 _aConstruction of an achievement test in General Science for standard ten... /
_cby P N Gopalakrishnan Nair
260 _c1962.
650 _aM.Ed. Thesis
942 _cGEN
999 _c258
_d258