Friedmann, W. (2011). Legal Theory (5th ed.). Universal Law Publishing Co. Pvt. Ltd.
Chicago-čujuhus (17. p.)Friedmann, W. Legal Theory. 5th ed. New Delhi: Universal Law Publishing Co. Pvt. Ltd, 2011.
MLA-čujuhus (9. p.)Friedmann, W. Legal Theory. 5th ed. Universal Law Publishing Co. Pvt. Ltd, 2011.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.