TY  - BOOK
AU  - Ymas, Sergio E.,
TI  - Elementary number theory
SN  - 6858769413619 (NP)
AV  - QA 241 Y62 2013
PY  - 2013///
CY  - Valenzuela City, MM
PB  - Ymas Publishing House, 
KW  - Number theory
ER  -