Notturno, Mark Amadeus <br/><br/>
Objectivity, rationality, and the third realm :  justification and the grounds of psychologism : a study of Frege and Popper / 
Mark Amadeus Notturno 
 - Dordrecht :  Martinus Nijhoff,  c1985 
 - xv, 251 p. ;  23 cm. 
 - Nijhoff international philosophy series ;  v. 16 .
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9024729564 :  Fl 125 
<br/><br/><label>Subjects--Personal Names: </label><br/>Frege, Gottlob, 1848-1925. --Criticism and interpretation<br/>Popper, Karl Raimund, Sir,  1902- 
<br/><br/><label>Dewey Class. No.: </label>121.09