Cita APA

Wyman, D. S. (1968). Paper walls: America and the refugee crisis 1938-1941. University of Massachusetts.

Citación estilo Chicago

Wyman, David S. Paper Walls: America and the Refugee Crisis 1938-1941. Amherst, Mass: University of Massachusetts, 1968.

Cita MLA

Wyman, David S. Paper Walls: America and the Refugee Crisis 1938-1941. University of Massachusetts, 1968.