Cita APA (7a ed.)

Jacob, M., & Strutt, P. (1997). English for international: Tourism. Course book. Longman : Gráficas Estella.

Cita Chicago Style (17a ed.)

Jacob, Miriam, y Peter Strutt. English for International: Tourism. Course Book. Harlow: Longman : Gráficas Estella, 1997.

Cita MLA (8a ed.)

Jacob, Miriam, y Peter Strutt. English for International: Tourism. Course Book. Longman : Gráficas Estella, 1997.