Cita APA (7a ed.)

Grubb, F. W. (2011). German immigration and servitude in America, 1709-1920. Routledge.

Cita Chicago Style (17a ed.)

Grubb, Farley Ward. German Immigration and Servitude in America, 1709-1920. London ; New York: Routledge, 2011.

Cita MLA (9a ed.)

Grubb, Farley Ward. German Immigration and Servitude in America, 1709-1920. Routledge, 2011.