Cita APA (7a ed.)

Zemach, D. E., & Wisniewska, I. (2014). Open mind: Student's book and workbook pack starter level (Second edition.). Macmillan Education.

Cita Chicago Style (17a ed.)

Zemach, Dorothy E., y Ingrid Wisniewska. Open Mind: Student's Book and Workbook Pack Starter Level. Second edition. London: Macmillan Education, 2014.

Cita MLA (9a ed.)

Zemach, Dorothy E., y Ingrid Wisniewska. Open Mind: Student's Book and Workbook Pack Starter Level. Second edition. Macmillan Education, 2014.