Writing with a purpose / James M. McCrimmon. McCrimmon, James McNab. Trimmer, Joseph F. Sommers, Nancy I. English language Rhetoric. English language Grammar. Report writing. PE1408 .M23 1984 808 19 MCW Includes indexes. Boston : Houghton Mifflin, c1984. c1984. 1984 Text xvi, 752 p. : eng