Butts,  Robert  E. <br/><br/>
Kant and the double government methodology : supersensibility and method in Kant's philosophy of science 
Robert,  E.  Butts 
 - Dordrecht  D. Reidel   c1984 
 - xvi,339p.;  22cm. 
 - The University of Western Ontario series in philosophy of science;no.24 .
<br/><br/><label>Dewey Class. No.: </label>193  /  KAB/BUT