APA استشهاد

Olivecrona, K. (1939). Law as fact. Humphrey Milford.

استشهاد بنمط شيكاغو

Olivecrona, Karl. Law as Fact. London: Humphrey Milford, 1939.

MLA استشهاد

Olivecrona, Karl. Law as Fact. Humphrey Milford, 1939.