Cita APA (7a ed.)

Richelson, J. (1988). Foreign intelligence organizations. Ballinger.

Cita Chicago Style (17a ed.)

Richelson, Jeffrey. Foreign Intelligence Organizations. Cambridge, Mass. [u.a.]: Ballinger, 1988.

Cita MLA (8a ed.)

Richelson, Jeffrey. Foreign Intelligence Organizations. Ballinger, 1988.