TY  - BOOK
AU  - Oscar Levin
TI  - Discrete Mathematics: An Open Introduction
SN  - 978-1792901690
PY  - 2021///
CY  - USA
PB  - Oscar Levin
UR  - http://opac.ascot.edu.ph/ebooks/COMPUTER-SCIENCE/Discrete-Math-book.pdf
ER  -