Friedman, L. M. (2002). American law in the 20th century. Yale University.
Chicago-čujuhus (17. p.)Friedman, Lawrence M. American Law in the 20th Century. New Haven: Yale University, 2002.
MLA-čujuhus (9. p.)Friedman, Lawrence M. American Law in the 20th Century. Yale University, 2002.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.