Beveridge, W. H. B., & Wells, A. F. (1949). The evidence for voluntary action, being memoranda by organisations and individuals, and other material relevant to voluntary action. George Allen and Unwin.

Beveridge, William Henry Beveridge, and Alan Frank Wells. The Evidence for Voluntary Action, Being Memoranda by Organisations and Individuals, and Other Material Relevant to Voluntary Action. London: George Allen and Unwin, 1949.

Beveridge, William Henry Beveridge, and Alan Frank Wells. The Evidence for Voluntary Action, Being Memoranda by Organisations and Individuals, and Other Material Relevant to Voluntary Action. George Allen and Unwin, 1949.