Denning Dorothy Elizabeth Robling <br/><br/>
Cryptography and data security 
Denning Dorothy Elizabeth Robling 
 - London  Addison-Wesley           1982 
 - xiii, 400p.  cm. 
<br/><br/><label>Standard No.: </label>40936 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Database<br/>Computer science
<br/><br/><label>Dewey Class. No.: </label>D65,8(B):3:(X:531), M2