TY  - BOOK
AU  - Stallings, William,
TI  - Cryptography and network security: Principles and practice 
SN  - 978-93-325-8522-5
U1  - 512 
PY  - 2017///
CY  - Delhi
PB  - Pearson Education
KW  - Algebra
KW  - Cryptography
KW  - G- Mathematics
ER  -