Cita APA (7a ed.)

Guðmundur Hálfdanarson & Hálfdanarson, G. (2003). Racial discrimination and ethnicity in European history. CLIOH's workshop II.

Cita Chicago Style (17a ed.)

Guðmundur Hálfdanarson y Gudmundur Hálfdanarson. "Racial Discrimination and Ethnicity in European History." CLIOH's Workshop II 2003.

Cita MLA (8a ed.)

Guðmundur Hálfdanarson y Gudmundur Hálfdanarson. "Racial Discrimination and Ethnicity in European History." CLIOH's Workshop II, 2003.