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100 _aParsons S. A. J.
245 _aHow to find out about engineering, eng /
260 _bPergamon
_aNew York
_c1972
300 _axiv,271
_c21.6 cm.
653 _aBibliography
653 _aEngineering
942 _cGEN
999 _c26966
_d26966