Columbia subject headings:
Harvard subject headings:
Latvia--History--German occupation, 1941-1944--Sources.
Waffen-SS. Lettische SS-Freiwilligen-Legion--History--Sources.
World War, 1939-1945--Regimental histories--Germany--Sources.
World War, 1939-1945--Regimental histories--Latvia--Sources.
Princeton subject headings:
Latvia--History--German occupation, 1941-1944--Sources.
Waffen-SS. Waffen-Grenadier-Division-SS, 15--History--Sources.
World War, 1939-1945--Regimental histories--Germany--Sources.
World War, 1939-1945--Regimental histories--Latvia--Sources.