Philip Lynch; Richard Whitaker; Gemma Loomes. The UK Independence Party: Understanding a Niche Party's Strategy, Candidates and Supporters. Parliamentary
6月18日,6個新政黨加入黨團,包括擁有七名議員的匈牙利蒂薩黨(英语:Tisza Party)(TISZA),各擁有2名議員的荷蘭農民—公民運動(BBB)和捷克市長和獨立人士(STAN),以及擁有一名議員的丹麥自由聯盟、荷蘭新社會契約黨(英语:New Social Contract)(NSC)和德國家庭黨。
1880s to the Present Day. 2011-11-24 [2013-05-31]. ISBN 9780199562541. (原始内容存档于2023-07-24). The People’s Party: the History of the Labour Party by Tony Wright
[2022-12-16]. (原始内容存档于2019-12-17). Socialist Party WalesSocialist Party Wales Socialism In Wales. Socialist Party Wales. [2022-12-16]. (原始内容存档于2023-03-16)