00632nam a2200181Ia 4500003000900000008004100009020001800050040001600068080001800084110003600102245008300138260003600221300000900257650003200266942000700298999001700305952012800322IN-BaIIA211028s9999    xx            000 0 eng d  a0-586-08173-9  cIIA Library  a03:621bHAP-2  aHaper-Collins Publishers922201 0aHow things work, the Universal encyclopedia of machinesbvol. 2cHaper-Collins  aNew DelhibHarper Collinsc1998  a591p  aMachines encyclopedia99933  cBK  c12672d12672  00102ddc4070aBANbKODcGENd1998-09-14g150.00l0o03:621/ HAP-2p13589r2021-11-05v150.00w1998-09-14yBKGRs. 150.00