Cita APA (7a ed.)

Bumgarner, J. B. (2006). Federal agents: The growth of federal law enforcement in America. Praeger.

Cita Chicago Style (17a ed.)

Bumgarner, Jeffrey B. Federal Agents: The Growth of Federal Law Enforcement in America. Westport, Conn. [u.a.]: Praeger, 2006.

Cita MLA (8a ed.)

Bumgarner, Jeffrey B. Federal Agents: The Growth of Federal Law Enforcement in America. Praeger, 2006.