Council for Educational Technology for the United Kingdom, National Council for Educational Technology, British Educational Communications and Technology Agency, & British Educational Research Association. (1971). British journal of educational technology. National Council for Educational Technology.
Lua i Stíl Chicago (17ú heag.)Council for Educational Technology for the United Kingdom, National Council for Educational Technology, British Educational Communications and Technology Agency, agus British Educational Research Association. British Journal of Educational Technology. London: National Council for Educational Technology, 1971.
Lua MLA (9ú heag.)Council for Educational Technology for the United Kingdom, et al. British Journal of Educational Technology. National Council for Educational Technology, 1971.