Cita APA (7th ed.)

Gairns R. Ruth & Redman S. Stuart. (1997). True to life. English for adult learners: Pre-intermediate Personal Study Workbook. Cambridge, Cambridge University Press, 1997.

Cita Chicago (17th ed.)

Gairns R. Ruth i Redman S. Stuart. True to Life. English for Adult Learners: Pre-intermediate Personal Study Workbook. Cambridge, Cambridge University Press, 1997, 1997.

Cita MLA (9th ed.)

Gairns R. Ruth i Redman S. Stuart. True to Life. English for Adult Learners: Pre-intermediate Personal Study Workbook. Cambridge, Cambridge University Press, 1997, 1997.