Westfal, Stanisław <br/><br/>
Why learn Polish? :  and a bibliography of his works / 
by Stanisław Westfal. 
 - London :  Anglo-Polish Society,  1967. 
 - 53 s. ;  21 cm. 
<br/><br/> Preface / Leon Koczy. 
<br/><br/>Bibliogr. s. 29-53.