Tariq, Vicki N and Durrani, N (2012) Factors influencing udnergraduates' self-evaluation of numerical competence. International Journal of Mathematical Education in Science & Technology, 43 (3). pp. 337-356. ISSN 0020-739X
Tariq, Vicki, Durrani, N, Lloyd-Jones, R, Nicholls, D, Timmins, J.G. and Worthington, Claire H (2010) Every Student Counts: Promoting Numeracy and Enhancing Employability. Association for Computing Machinery (ACM), Preston, Lancashire. ISBN 978-1-901922-75-2