TY  - BOOK
AU  - Paneru, Tara Nath
TI  - Letter grading system : perceptual difference and student's motivation to learn mathemathics: (a case study)
U1  - CD13164 
PY  - 2015///
CY  - Kathmandu : 
KW  - Mathematics
KW  - Education
N1  - Dissertation
ER  -