000 00337nam a2200145Ia 4500
020 _a0000000000
082 _b287
_a500
100 _a"Judith Dwyer"
245 0 _aPOPULAR SCIENCE
260 _bNew York ; Prentice Hall, c1997.
_c2000
300 _a522
944 _cR
999 _c171984
_d171984