Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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