Vorhaus, John; Rhys Warner, Jenny; Appleby, Yvon; Bathmaker, Ann-Marie; Brooks, Greg; Cole, Pam; Pilling, Mark; + view all (2008) The Learner Study: The impact of the Skills for Life strategy on adult literacy, language and numeracy learners. National Research and Development Centre for adult literacy and numeracy, Institute of Education, University of London: London. Green open access