Ershov, Yu. L. <br/><br/>
Mathematical logic   
by Yu. L. Ershov, E. A. Palyutin, tr. by Vladimir Shokurov. 
 - Moscow  Mir Publishers  1984 
 - 303p, incl ind. 
<br/><br/><label>Dewey Class. No.: </label>510.3  / N84