1. G. L. Reakes, Man of the Mersey (1956) p. 78.
2. Hadley Cantril, Public Opinion, 1935–1946 (Princeton, 1951) p. 195.
3. A. J. P. Taylor, Beaverbrook (1972) pp. 404–6.
4. Ivor Davies, Trial by Ballot (1950) p. 155.
5. Donald Johnson, Bars and Barricades (1952) pp. 240–2.