APA
Open University (Great Britain), Open University (Great Britain), . (1980). Conflict and stability in the development of modern Europe 1789-1970. Milton: Keynes Open university Press UK.
Chicago
Open University (Great Britain), Open University (Great Britain), . 1980. Conflict and stability in the development of modern Europe 1789-1970. Milton: Keynes Open university Press UK.
Harvard
Open University (Great Britain), Open University (Great Britain), . (1980). Conflict and stability in the development of modern Europe 1789-1970. Milton: Keynes Open university Press UK.
MLA
Open University (Great Britain), Open University (Great Britain), . Conflict and stability in the development of modern Europe 1789-1970. Milton: Keynes Open university Press UK. 1980.