Crone, Patricia,  1945- <br/><br/>
Hagarism :  the making of the Islamic world / 
Patricia Crone, Michael Cook 
 - Cambridge :  Cambridge University Press,  1977 
 - ix, 268 p.  ;  23 cm. 
<br/><br/> Includes index 
<br/><br/>Bibliography: p. 237-258 
<br/><br/><label>ISBN: </label>0521211336 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Islam--History