Cita APA (7a ed.)

Young, W. C. (1997). Tribes, Government and History in Yemen. International Institute of Islamic Thought.

Cita Chicago Style (17a ed.)

Young, William C. Tribes, Government and History in Yemen. International Institute of Islamic Thought, 1997.

Cita MLA (8a ed.)

Young, William C. Tribes, Government and History in Yemen. International Institute of Islamic Thought, 1997.