Rachewiltz, Igor de <br/><br/>
Papal Envoys to the Great Khans  Great Travellers 
by I. de Rachewiltz 
 - Stanford [u.a.]  Stanford University Press  1971  1971 
 - 230 p. 
<br/><br/><label>ISBN: </label>0571082939 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography