Knights, Mark (2008) Roger L'Estrange, printed petitions and the problem of intentionality. In: Davis, J. C. (J. Colin) and Morrow, John and Scott, Jonathan, 1958-, (eds.) Liberty, authority, formality : political ideas and culture, 1600-1900 : essays in honour of Colin Davis. Exeter: Imprint Academic, pp. 113-130. ISBN 9781845401429