Παραπομπή σε μορφή APA (7η εκδ.)

Commission of the European Communities. (1991). Erasmus and lingua action II : Directory: 1990/91. Commission of the European Communities.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Commission of the European Communities. Erasmus and Lingua Action II : Directory: 1990/91. Commission of the European Communities, 1991.

Παραπομπή σε μορφή MLA (8th εκδ.)

Commission of the European Communities. Erasmus and Lingua Action II : Directory: 1990/91. Commission of the European Communities, 1991.