Ferri, E. (1968). The positive school of criminology: Three lectures [given at the University of Naples in 1901]. Univ. of Pittsburgh Press.
Chicago-Zitierstil (17. Ausg.)Ferri, Enrico. The Positive School of Criminology: Three Lectures [given at the University of Naples in 1901]. Pittsburgh: Univ. of Pittsburgh Press, 1968.
MLA-Zitierstil (9. Ausg.)Ferri, Enrico. The Positive School of Criminology: Three Lectures [given at the University of Naples in 1901]. Univ. of Pittsburgh Press, 1968.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.