Bradford, Ernle Dusgate Selby <br/><br/>
The great betrayal :  constantinople 1204 / 
by Ernle Bradford 
 - London :  White Lion Publishers,  1975 
 - 223 p., 16 p. of plates :  ill., facsim., 2 maps, port. ;  23 cm. 
<br/><br/> Map on lining papers.  Includes index. 
<br/><br/><label>ISBN: </label>085617078X 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Istanbul (Turkey)--History--Siege, 1203--1204