TY  - BOOK
AU  - Caliboso, Fredelyn C.; Perdido, Mitzi P. 
TI  - Politeness strategies in approved request letters of student councils in Mariano Marcos State University  
PY  - 2017///
N1  - Thesis (Bachelor of Arts in English Language) -- Mariano Marcos State University - College of Arts & Sciences, Batac City; Bibliography:  leaves 50-52
ER  -