00385nam a22001457a 450000500170000000800410001702000180005804100080007608200210008410000190010524500560012425000120018026000390019230000080023120250710150249.0171222b        xxu||||| |||| 00| 0 eng d  a9789352605781  aeng  a808.0666021bASH  aM ASHRAF RIZVI  aEffective Technical Communication /cM Ashraf Rizvi  a2nd Ed.  aNew Delhi :bMCGRAW HILL,c©2018.  a610