APA-ийн эшлэл(7 дахь хэвлэлт)

Roberts, G. K., & Hogwood, P. (2003). The politics today companion to West European politics. Manchester University Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Roberts, Geoffrey K., ба Patricia Hogwood. The Politics Today Companion to West European Politics. Manchester ; New York: Manchester University Press, 2003.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Roberts, Geoffrey K., ба Patricia Hogwood. The Politics Today Companion to West European Politics. Manchester University Press, 2003.