Tohutoro APA (7th ed.)

Friedman, L. M. (2002). American law in the 20th century. Yale University.

Tohutoru Kātū Chicago (17th ed.)

Friedman, Lawrence M. American Law in the 20th Century. New Haven: Yale University, 2002.

Tohutoro MLA (9th ed.)

Friedman, Lawrence M. American Law in the 20th Century. Yale University, 2002.