APA (7th ed.) Zitazioa

Sindermann Ziniel, G., & Harvey Arellano, A. M. (2000). English for business and economics. Gestión.

Chicago Style (17th ed.) Zitazioa

Sindermann Ziniel, Gerda, eta Ana María Harvey Arellano. English for Business and Economics. Santiago: Gestión, 2000.

MLA (9th ed.) Zitazioa

Sindermann Ziniel, Gerda, eta Ana María Harvey Arellano. English for Business and Economics. Gestión, 2000.