TY  - BOOK
AU  - Vygodsky, M.
AU  - Yankovsky, George
TI  - Mathematical handbook: elementary mathematics
SN  -  978-93-87465-37-4
U1  - 510 
PY  - 2018///
CY  - Kolkata
PB  - MedTech
KW  - MATHEMATICS
ER  -