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040 _aMMSU
_cULS
100 _aAsuncion, Antonio M.
_93964
245 _aDiscourse skills development of ESL learners at the elementary level
_cAntonio M. Asuncion
260 _c2008
300 _axiii, 214 leaves
_c28 cm.
500 _aThesis (Ph.D.-Linguistics) -- Mariano Marcos State University, Laoag City
504 _aBibliography: leaves 176-179
942 _2ddc
_cTHEDIS
999 _c8943
_d8943