Cita APA (7a ed.)

Spiegler, J. H., & Sweeney, J. J. (1975). Gun abuse in Ohio (2. ed.). Governmental Research Inst.

Cita Chicago Style (17a ed.)

Spiegler, Jeffrey H., y John J. Sweeney. Gun Abuse in Ohio. 2. ed. Cleveland, Ohio: Governmental Research Inst, 1975.

Cita MLA (8a ed.)

Spiegler, Jeffrey H., y John J. Sweeney. Gun Abuse in Ohio. 2. ed. Governmental Research Inst, 1975.