Yang, X. (1993). Specialization and Economic Organization. ELSEVIER.
Cita Chicago (17th ed.)Yang, X. Specialization and Economic Organization. ELSEVIER, 1993.
Cita MLA (8th ed.)Yang, X. Specialization and Economic Organization. ELSEVIER, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.