Cita APA (7th ed.)

Wignaraja, P., & Hussain, A. (1989). The Challenge in South Asia: Development, democracy and regional cooperation. SAGE Publications.

Cita Chicago (17th ed.)

Wignaraja, Ponna, i Akmal Hussain. The Challenge in South Asia: Development, Democracy and Regional Cooperation. London: SAGE Publications, 1989.

Cita MLA (9th ed.)

Wignaraja, Ponna, i Akmal Hussain. The Challenge in South Asia: Development, Democracy and Regional Cooperation. SAGE Publications, 1989.