00334nam a2200133Ia 4500008004000000020001800040082001300058100001600071245003400087250000500121260003700126300001200163650002500175210210b1977   xxu||||| |||| 00| 0 eng d  a0 247 12721 3  a530 NELF  aNELKON (M).  aFundamentals of physics. Ed.3  a  aGBbHart-Davis Educationalc1977  axiv,782  aFundamentals physics