Sadowski, W. (1967). Statistics for economists. Pergamon.
Chicago-čujuhus (17. p.)Sadowski, Wieslaw. Statistics for Economists. Oxford: Pergamon, 1967.
MLA-čujuhus (9. p.)Sadowski, Wieslaw. Statistics for Economists. Pergamon, 1967.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.