000 002950000a22001210004500
245 _aExamples in engineering science for general course students
100 _aSmith, D.R.L.
260 _aLondon
_bBlackie
_c1964
300 _a[iv], 106p.
080 _a621
_bS6
041 _aEN
942 _cBK
999 _c52423
_d52423