APA-viite (7. p.)

Casal, P. On societal and global historical materialism: Paula Casal. Has history ended? : Fukuyama, Marx, modernity.(1994).

Chicago-viite (17. p.)

Casal, Paula. "On Societal and Global Historical Materialism: Paula Casal." Has History Ended? : Fukuyama, Marx, Modernity.(1994) .

MLA-viite (8. p.)

Casal, Paula. "On Societal and Global Historical Materialism: Paula Casal." Has History Ended? : Fukuyama, Marx, Modernity.(1994), .