Cita APA (7a ed.)

Santamaría Iglesias, E. (2002). A Spanish grammar workbook. Blackwell.

Cita Chicago Style (17a ed.)

Santamaría Iglesias, Esther. A Spanish Grammar Workbook. Oxford [etc.]: Blackwell, 2002.

Cita MLA (9a ed.)

Santamaría Iglesias, Esther. A Spanish Grammar Workbook. Blackwell, 2002.