000 00302nam a2200121Ia 4500
082 _a503
_bKEI
100 _aKEITH, Bill Mac
245 _aWorld of science: Mechanics of life
260 _aNew Delhi
_bS. Chand and Company
_c1999
300 _a124p.
650 _aMechanical Engineering
650 _aPhysics
999 _c2584
_d2584