Cita APA (7a ed.)

Ferri, E. (1906). The positive school of criminology: 3 lectures given at the Univ. of Naples, Italy, on April 22, 23, and 24, 1901. Kerr.

Cita Chicago Style (17a ed.)

Ferri, Enrico. The Positive School of Criminology: 3 Lectures Given at the Univ. of Naples, Italy, on April 22, 23, and 24, 1901. Chicago: Kerr, 1906.

Cita MLA (9a ed.)

Ferri, Enrico. The Positive School of Criminology: 3 Lectures Given at the Univ. of Naples, Italy, on April 22, 23, and 24, 1901. Kerr, 1906.