APA

Wolff H. J., . (1951). Roman law: an historical introduction. Norman: University of Oklahoma Press.

Chicago

Wolff Hans Julius, . 1951. Roman law: an historical introduction. Norman: University of Oklahoma Press.

Harvard

Wolff H. J., . (1951). Roman law: an historical introduction. Norman: University of Oklahoma Press.

MLA

Wolff Hans Julius, . Roman law: an historical introduction. Norman: University of Oklahoma Press. 1951.