00438nam a2200157 a 4500008004100000020002300041100001700064245008100081260004500162300001100207650001500218700002000233003000100253005001700254040000900271                                          a0434918717 (pbk.) 1 aBacon, D. H.10aMechanical science for higher technicians /cD. H. Bacon and R. C. Stephens.  aLondon :bHeinemann Professional,c1988.  a250 p. 0aMechanics.1 aStephens, R. C.20230123133209.0  cNUST