TY - BOOK AU - Sumitra Angwatanakul, 1941- TI - An analysis of errors in English usage by Thai teacher - college freshmen and a relevant remedial classroom procedure PY - 1975/// CY - Ann Arbor, Mich. PB - University Microfilms International KW - English language KW - Usage N1 - Thesis (Ph.D.) - University of Texas at Austin ER -