Cita APA (7a ed.)

USA, National Commission on Law Observance and Enforcement, & USA National Commission on Law Observance and Enforcement. (1931). Research report. Gov. Print. Office.

Cita Chicago Style (17a ed.)

USA, National Commission on Law Observance and Enforcement, y USA National Commission on Law Observance and Enforcement. Research Report. Washington, D.C: Gov. Print. Office, 1931.

Cita MLA (8a ed.)

USA, National Commission on Law Observance and Enforcement, y USA National Commission on Law Observance and Enforcement. Research Report. Gov. Print. Office, 1931.