Gibbons, Herbert Adams,  1880-1934 <br/><br/>
The foundation of the Ottoman Empire /  a history of the Osmanlis up to the death of Bayezid I, 1300-1403 / 
by Herbert Adams Gibbons 
 - Oxford :  Clarendon Press,  1916 
 - 379 p. :  plate, maps. ;  23 cm. 
<br/><br/>Bibliography : p. 319-368 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Turkey--History--1288-1453