000 00347nam a2200145Ia 4500
020 _a9780862729240
082 _b2600
_a030
100 _a"Terry Jennings"
245 0 _aHow building machines work
260 _bLondon : Kingfisher, 1992.
_c2000
300 _a32
944 _cR
999 _c135622
_d135622