Cita APA (7th ed.)

Boccard, N., & Wauthy, X. (1998). Import restraints and quality choice under vertical differentiation. Centre for Operations Research & Econometrics.

Cita Chicago (17th ed.)

Boccard, Nicolas, i X. Wauthy. Import Restraints and Quality Choice Under Vertical Differentiation. Belgium: Centre for Operations Research & Econometrics, 1998.

Cita MLA (9th ed.)

Boccard, Nicolas, i X. Wauthy. Import Restraints and Quality Choice Under Vertical Differentiation. Centre for Operations Research & Econometrics, 1998.

Atenció: Aquestes cites poden no estar 100% correctes.