Cita APA (7a ed.)

Hannum, H. (1987). The right to leave and return in international law and practice. Nijhoff.

Cita Chicago Style (17a ed.)

Hannum, Hurst. The Right to Leave and Return in International Law and Practice. Dordrecht [etc.]: Nijhoff, 1987.

Cita MLA (9a ed.)

Hannum, Hurst. The Right to Leave and Return in International Law and Practice. Nijhoff, 1987.