The Cossack administration of the hetmanate / 
by George Gajecky 
 - Cambridge, Mass. :  Harvard Ukrainian Research Inst.,  [2017] 
 - 2 Bände 
 - Sources and documents series .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Kosaken
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Ukraine