Παραπομπή σε μορφή APA (7η εκδ.)

New British political system & Budge, I. (1988). The changing British political system: Into the 1990s / Ian Budge...[et al] (2nd ed.).

Παραπομπή σε μορφή Chicago (17η εκδ.)

New British political system και Ian Budge. The Changing British Political System: Into the 1990s / Ian Budge...[et Al]. 2nd ed. Longman, 1988.

Παραπομπή σε μορφή MLA (9th εκδ.)

New British political system και Ian Budge. The Changing British Political System: Into the 1990s / Ian Budge...[et Al]. 2nd ed. 1988.