Wolf, John B.  <br/><br/>
Toward a European balance of power, 1620-1715 /  
by  John B. Wolf. 
 - Chicago :  Rand McNally,  1970. 
 - xi, 202 pages ;  21 cm. 
 - The Rand McNally European history series .
 - The Rand McNally European history series .
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Europe --Politics and government--1648-1715.