000 00324nam a2200145Ia 4500
001 20651
008 240126s9999||||xx |||||||||||||| ||und||
082 _a500 SCI
245 0 _aScience and technology: A foundation course
260 _aHyderabad
260 _bDr. BRAOU
260 _c1992
300 _a164p.
942 _cBK
999 _c20651
_d20651