^* John Wilson. Understanding Journalism: A Guide to Issues. Psychology Press. 1996: 203. ISBN 978-0-415-11599-5. Condemnation by label is a favourite tactic of political antagonism ... Descriptions like 'hard left', 'far left' ... all have extra connotations, political under-meanings to damage the people they describe
Grant, Moyra. The British media illustrated. Comedia. 1984: 29 [1 November 2015]. ISBN 9780906890516. Key words and phrases like 'hard left', 'extremist' and 'Soviet style' are explicitly derogatory and dismissive labels which mask a serious lack of information and analysis about the theory and practice of socialism and communism.
Wintour, Patrick. Unite challenges expulsion of alleged Trotskyists from Labour party. The Guardian. 24 October 2015 [24 October 2015]. (原始内容存档于24 October 2015). However, there is concern in the parliamentary party that several hard-left groups such as Left Unity, the Socialist Workers party (SWP), the Socialist party and the AWL are trying to attach themselves to Momentum to gain entry into the party. Party moderates are fearful that Labour's largest affiliated union is too relaxed about opening the party's doors to the hard left.Use by The Independent: