Cita APA (7a ed.)

Werth, M. (1989). Immigration of Citizens from Third Countries into the Southern Member States of the EEC. Isoplan.

Cita Chicago Style (17a ed.)

Werth, Manfred. Immigration of Citizens from Third Countries into the Southern Member States of the EEC. Saarbrücken - Bonn: Isoplan, 1989.

Cita MLA (9a ed.)

Werth, Manfred. Immigration of Citizens from Third Countries into the Southern Member States of the EEC. Isoplan, 1989.