00000nam a2200000 a 4500 20251203110517.0 8173712646 421.0245 DAY Day,Robert A. Scientific English Hyderabad Universities press 2000 xii,148p. 22cm. pb Scientific writing _ 109227 W 92607 92607 2 0 0 0 PU PU 2004-07-22 106.25 0 421.0245 DAY 109227 BK