Pflanze, Otto.
Bismarck and the development of Germany: the period of unification, 1815-1871 /
Otto Pflanze 
. - Princeton, N.J. : Princeton University Press,  1963 
. - 510 p.  ill.  25 cm. 
<br/><br/><label>Subjects--Personal Names: </label><br/>Bismarck, Otto Fürst von  1815-1898