APA (7th ed.) Citation

Pountain, C. J., Carlos, T. d., & Howkins, A. (2006). Practising Spanish grammar: A workbook (2nd ed.). Hodder Arnold.

Chicago Style (17th ed.) Citation

Pountain, Christopher J., Teresa de Carlos, and Angela Howkins. Practising Spanish Grammar: A Workbook. 2nd ed. London: Hodder Arnold, 2006.

MLA (9th ed.) Citation

Pountain, Christopher J., et al. Practising Spanish Grammar: A Workbook. 2nd ed. Hodder Arnold, 2006.