Cita APA (7a ed.)

Gómez, V., & Maravall, A. (1998). Guide for using the programs tramo and seats: Beta version : december 1997. Banco de España.

Cita Chicago Style (17a ed.)

Gómez, Víctor, y Agustín Maravall. Guide for Using the Programs Tramo and Seats: Beta Version : December 1997. Madrid: Banco de España, 1998.

Cita MLA (9a ed.)

Gómez, Víctor, y Agustín Maravall. Guide for Using the Programs Tramo and Seats: Beta Version : December 1997. Banco de España, 1998.