Cita APA (7th ed.)

Limao, N., & Venables, A. (1999). Geographical Disadvantage: A Heckscher-Ohlin-Von Thunen model of International Specialization. CEPR.

Cita Chicago (17th ed.)

Limao, N., i A. Venables. Geographical Disadvantage: A Heckscher-Ohlin-Von Thunen Model of International Specialization. CEPR, 1999.

Cita MLA (9th ed.)

Limao, N., i A. Venables. Geographical Disadvantage: A Heckscher-Ohlin-Von Thunen Model of International Specialization. CEPR, 1999.

Atenció: Aquestes cites poden no estar 100% correctes.