(2001). Basic science and technology statistics. OECD.
Chicago-čujuhus (17. p.)Basic Science and Technology Statistics. Paris, Cedex, France: OECD, 2001.
MLA-čujuhus (9. p.)Basic Science and Technology Statistics. OECD, 2001.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.