Brosnahan, L. F. (Leonard Francis), 1922-  Brosnahan, L. F. (Leonard Francis), 1922- <br/><br/>
The sounds of language :  an inquiry into the role of genetic factors in the development of sound systems. 

 - Cambridge :  W. Heffer,  [1961] 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Phonetics.<br/>Heredity.