APA (7th ed.) Citation

Blegen, T. C. (1940). Norwegian migration to America: The American transition. Norwegian-American Histor. Assoc.

Chicago Style (17th ed.) Citation

Blegen, Theodore Christian. Norwegian Migration to America: The American Transition. Northfield, Minn: Norwegian-American Histor. Assoc, 1940.

MLA (9th ed.) Citation

Blegen, Theodore Christian. Norwegian Migration to America: The American Transition. Norwegian-American Histor. Assoc, 1940.