Columbia subject headings:
Thirty Years' War, 1618-1648--Sources.
Wallenstein, Albrecht Wenzel Eusebius von, Herzog von Friedland, 1583-1634.
Harvard subject headings:
Thirty Years' War, 1618-1648--Sources
Wallenstein, Albrecht Wenzel Eusebius von, Herzog von Friedland, 1583-1634.
Princeton subject headings:
Thirty Years' War, 1618-1648--Sources.
Wallenstein, Albrecht Wenzel Eusebius von, Herzog von Friedland, 1583-1634.