TY  - BOOK
AU  - Stinson R.Douglas.
AU  - Maura B. Peterson.
TI  - Crytography:Theory and Practice 
SN  - 139781138197015
AV  - QA 268 .S75 2018 17118
PY  - 2018///
CY  - Boca Raton Landon 
PB  - CRC Press  Taylor and Francis 
KW  -  
N1  - Includes bibliographic references and index.
ER  -