TY  - BOOK
AU  - López Estupiñán,Boris
TI  - Common written english grammatical mistakes in the students from the applied linguistics school at PUCE in Esmeraldas
U1  - LA.028 
PY  - 2017///
CY  - Ecuador
KW  - GRAMMAR; WRITTEN ENGLISH MISTAKES; METHODOLOGICAL ORIENTATIONS; APPLIED LINGUISTICS? STUDENTS
ER  -