APA-viite

Livermore, H. V. (1976). New history of Portugal (2nd. ed.). CUP.

Chicago-tyylinen lähdeviittaus

Livermore, H. V. New History of Portugal. 2nd. ed. CUP, 1976.

MLA-viite

Livermore, H. V. New History of Portugal. 2nd. ed. CUP, 1976.