Cita APA (7a ed.)

Gairns, R., & Redman, S. (1998). True to life english for adult learners: Upper-intermediate personal study workbook. Cambridge University Press.

Cita Chicago Style (17a ed.)

Gairns, Ruth, y Stuart Redman. True to Life English for Adult Learners: Upper-intermediate Personal Study Workbook. Cambridge: Cambridge University Press, 1998.

Cita MLA (8a ed.)

Gairns, Ruth, y Stuart Redman. True to Life English for Adult Learners: Upper-intermediate Personal Study Workbook. Cambridge University Press, 1998.