Detlefsen Micheal ed <br/><br/>
Proof logic and formalization 

 - London  Routledge         1992 
 - x,241p.  cm. 
<br/><br/><label>Standard No.: </label>17,575 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LOGIC; MATHEMATICS
<br/><br/><label>Dewey Class. No.: </label>R1:(B), N2