Eccles, J. Adler, T.F., Futterman, R., Goff, S.B., Kaczala, C.M., and Meece, J.L. (1983) ‘Expectancies, values, and academic behaviours’, in Spence, J.T. (ed) Achievement and Achievement Motivation, San Francisco, W.H. Freeman.
Moore, L.L., Lombardi, D.A., White, M.J., Campbell, J.L., Oliveria, S. A. and Ellison, R.C. (1991) ‘Influence of parents’ physical activity levels on activity levels of young children’, Journal of Pediatrics, vol. 118, pp. 215–219.