O'neill , Richard . <br/><br/>
The Middle Ages  turbulent centuries : from the dark ages to the new world /  [[Reference] :] 
Richard O'neill. 
 - London :  Colour Library Books,  1992. 
 - 108. :  ill , (some col). ;  28 cm . 
 - Historicaln facts .
<br/><br/> includes illustrative photographs, and includes index. . 
<br/><br/>1- empires in africa ,2- charter of liberty, 3- fighting at sea. 
<br/><br/> All age. 
<br/><br/><label>ISBN: </label>1856273849 
<br/><br/><label>Subjects--Topical Terms: </label><br/>World history.
<br/><br/><label>Dewey Class. No.: </label>940 
<br/><br/><label>National Library of Medicine Call No.: </label>940  / OM