Wright, Tony (1990) G.D.H. Cole. In: Robbins, K. (ed.) The Blackwell Biographical Dictionary of British Political Life in the Twentieth Century. London, UK: Blackwell. ISBN 9780631157687.

Wright, Tony (1990) Harold Laski. In: Robbins, K. (ed.) The Blackwell Biographical Dictionary of British Political Life in the Twentieth Century. London, UK: Blackwell. ISBN 9780631157687.

Wright, Tony (1990) R.H. Tawney. In: Robbins, K. (ed.) The Blackwell Biographical Dictionary of British Political Life in the Twentieth Century. London, UK: Blackwell. ISBN 9780631157687.