Cita APA (7a ed.)

Wigle, J. (2009). A systemic approach to precursor behaviors. Criminology & public policy, 8(3), 607-621.

Cita Chicago Style (17a ed.)

Wigle, John. "A Systemic Approach to Precursor Behaviors." Criminology & Public Policy 8, no. 3 (2009): 607-621.

Cita MLA (8a ed.)

Wigle, John. "A Systemic Approach to Precursor Behaviors." Criminology & Public Policy, vol. 8, no. 3, 2009, pp. 607-621.