Thornbury, R., Gillespie, J., & Wilkinson, G. (1979). Resource organization in secondary schools: Report of an investigation. Council for Educational Technology for the United Kingdom.

Thornbury, Robert, J. Gillespie, and G. Wilkinson. Resource Organization in Secondary Schools: Report of an Investigation. London: Council for Educational Technology for the United Kingdom, 1979.

Thornbury, Robert, et al. Resource Organization in Secondary Schools: Report of an Investigation. Council for Educational Technology for the United Kingdom, 1979.