Dossey, J.A. (1997). "Defining and measuring quantitative literacy". In L.A. Steen (Ed.), Why numbers count: Quantitative literacy for tomorrow's America. New York: College Entrance Examination Board.

European Commission. (1996). White paper on education and training: Teaching and learning towards the learning society. Luxembourg: Office for Official Publications of the European Commission.

Fey, James T. (1990). "Quantity" In L.A. Steen (Ed.) On the shoulders of giants: New approaches to numeracy. Washington, DC: National Academy Press.

Forman, S.L. and Steen, L.A. (1999). Beyond eight grade: Functional mathematics for life and work. University of California, Berkeley: National Center for Research in Vocational Education.

Frankenstein, M. (1989). Relearning mathematics: A different third 'R' - Radical maths. London: Free Association Books.

Gal, I. (1993). Issues and challenges in adult numeracy (Technical Report TR93- 15). Philadelphia, PA: National Center on Adult Literacy, University of Pennsylvania.

Gal, I. (1997). Numeracy: Imperatives of a forgotten goal. In L.A. Steen (Ed.), Why numbers count: quantitative literacy for tomorrow's America (pp. 36-44). New York: The College Board.

Gal, I. (2000). The numeracy challenge. In I. Gal (Ed.), Adult Numeracy Development: Theory, Research, Practice (pp. 9-31). Cresskill, NJ: Hampton Press.

van Groenestijn, M. (1998). Constructive numeracy teaching as a gateway to independent learning. In Coben, D., and O'Donoghue, J. (Eds.), Adults learning mathematics-4, Proceedings of the Fourth International Conference of Adults Learning Mathematics. London: Goldsmiths University of London.

Heuvel-Panhuizen, M. van den, and Gravemeijer, K.P.E. (1991). Tests are not all that bad: An attempt to change the appearance of written tests in mathematics instruction at the primary school level. In L. Streefland (Ed.), Realistic mathematics education in primary school. The Netherlands: Utrecht.

Johnston, B. (1994, Summer). Critical numeracy? In Fine print, Vol.16, No. 4.

Jones, S. (1995). The distribution of literacy. In Literacy, economy and society.Ottawa: Statistics Canada.

Kirsch, I.S., Jungblut, A., and Mosenthal, P.B (1998). The measurement of adult Literacy. In S.T. Murray, I.S. Kirsch, and L.B. Jenkins (Eds.), Adult literacy in OECD countries: Technical report on the first International Adult Literacy Survey (pp. 105-134). Washington, DC: National Center for Education Statistics, US Department of Education.

Kindler, Jan, et al. (1996). Certificates in General Education for Adults. Victoria, Melbourne: Adult, Community and Further Education Board.

Lave, J. (1998). Cognition in practice: Mind, mathematics, and culture in everyday life. Cambridge, UK: Cambridge University Press.

Leonelli, E., Merson, M.W., Schmitt, M.J., and Schwendeman, R. (Eds.). (1994). The Massachusetts ABE math standards project (Vols. 1 and 2). Holyoke, MA: Holyoke Community College.