000 002800000a22001210004500
245 _aKempe's engineering year book 1979
250 _a84th ed.
260 _aLondon
_bMorgan-Gramphian
_c1979
300 _axiv, 1408p.
080 _a62(083)
_bK4
041 _aEN
942 _cBK
999 _c109806
_d109806