Ouhalla, Jamal,  1961- <br/><br/>
Functional categories and parametric variation / 
Jamal Ouhalla 
 - London :  Routledge,  1991 
 - xi, 240 p. :  ill. ;  23 cm. 
 - Theoretical linguistics .
<br/><br/>Includes bibliographical references (p. 225-231) and index. 
<br/><br/><label>ISBN: </label>0415056411 
<br/><br/><label>LCCN: </label>90-027289 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Grammar, Comparative and general<br/>Grammar, Comparative and general--Grammatical categories<br/>Functionalism (Linguistics)<br/>Language and languages--Variation<br/>Generative grammar