00275nam a2200109Ia 4500003000400000008004100004040001600045082001800061245002200079260005300101300001100154GCL140319s9999    xx            000 0 eng d  aGCL / cGCL04a808.0666bL T10aTechnical Writing  a[S.N] : bMacmillan Publishing Company ، c1990  a573 PP