Cita APA (7a ed.)

Hey, H. (1995). Gross human rights violations: A search for causes : a study of Guatemala and Costa Rica. Martinus Nijhoff.

Cita Chicago Style (17a ed.)

Hey, Hilde. Gross Human Rights Violations: A Search for Causes : A Study of Guatemala and Costa Rica. The Hague [etc.]: Martinus Nijhoff, 1995.

Cita MLA (9a ed.)

Hey, Hilde. Gross Human Rights Violations: A Search for Causes : A Study of Guatemala and Costa Rica. Martinus Nijhoff, 1995.