Subtelny, Orest <br/><br/>
On the Eve of Poltava: The letters of Ivan Mazepa to Adam Sieniawski, 1704-1708 

 - New York  The Ukrainian Academy of Arts and Sciences in the USA  1975 
 - 159 pages  24 cm 
<br/><br/> Preface by Oleksandr Ohloblyn 
<br/><br/><br/>English 
<br/><br/><label>Subjects--Index Terms: </label>Mazepa, Ivan, 1639-1709 - Letters History - Cossack Hetman State