Barker, Colin, Cox, Laurence, Krinsky, John and Nilsen, Alf (2013) Marxism and Social Movements: An Introduction. In: Marxism and social movements. Historical materialism book series (46). Brill, Leiden, pp. 1-37. ISBN 9789004211759
Barker, Colin and Cox, Laurence (2002) "What have the Romans ever done for us?" Academic and activist forms of movement theorizing. In: "Alternative Futures and Popular Protest" 8th annual conference, April 2002, Manchester Metropolitan University, Manchester .