Cita APA (7a ed.)

Bowen, T., & Gil Vierma, M. (2014). Open Mind: Pre-intermediate Teacher´s Book premium pack A2 (1a ed.). Macmillan Education.

Cita Chicago Style (17a ed.)

Bowen, Tim, y Mariela Gil Vierma. Open Mind: Pre-intermediate Teacher´s Book Premium Pack A2. 1a ed. España: Macmillan Education, 2014.

Cita MLA (8a ed.)

Bowen, Tim, y Mariela Gil Vierma. Open Mind: Pre-intermediate Teacher´s Book Premium Pack A2. 1a ed. Macmillan Education, 2014.