Classificação da Biblioteca do Congresso dos E.U.A. (LCC)DL250-263.3
⮑ DL1-1180. History of Northern Europe. Scandinavia
⮑ DL101-291. Denmark
⮑ DL143-263.3. History
⮑ DL160-263.3. By period
⮑ DL184-263.3. Modern, 1523-
⮑ DL250-263.3. 20th century