Columbia subject headings:
Authors, Danish--19th century--Biography.
Authors, Danish--20th century--Biography.
Pontoppidan, Henrik, 1857-1943.
Harvard subject headings:
Authors, Danish--19th century--Biography
Authors, Danish--20th century--Biography
Pontoppidan, Henrik, 1857-1943
Princeton subject headings:
Authors, Danish--19th century--Biography.
Authors, Danish--20th century--Biography.
Pontoppidan, Henrik, 1857-1943.