Cita APA (7a ed.)

Zeray Yihdego—Weldegiorgis. (2005). Substantive international law limitations and problems.

Cita Chicago Style (17a ed.)

Zeray Yihdego—Weldegiorgis. Substantive International Law Limitations and Problems. 2005.

Cita MLA (9a ed.)

Zeray Yihdego—Weldegiorgis. Substantive International Law Limitations and Problems. 2005.