(1982). World Views on Science education. Oxford & IBH.
Chicago-čujuhus (17. p.)World Views on Science Education. New Delhi: Oxford & IBH, 1982.
MLA-čujuhus (9. p.)World Views on Science Education. Oxford & IBH, 1982.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.