00490pamaa2200169 4500 0000014165 20090422090000.0 0844259098 808.042 HUG PE1413 HUG 1997 Hughes Writing by doing : learning to write effectively Elaine Hughes. 3rd ed. Illinois: National textbook, 1997. xii,324p.; 28cm. English language -- Composition and exercises Sohn, David A.