Franklin

MLA

Andreas-Friedrich, Ruth, and June Barrows Mussey. Berlin Underground, 1938-1945. New York: H. Holt and company, 1947.

APA

Andreas-Friedrich, R., & Mussey, J. Barrows. (1947). Berlin underground, 1938-1945. New York: H. Holt and company.

Chicago

Andreas-Friedrich, Ruth., and June Barrows Mussey. Berlin Underground, 1938-1945. New York: H. Holt and company, 1947.