APA način citiranja (7. izdanje)

Gairns, R., & Redman, S. (2003). Natural English: Upper-intermediate student's book. Oxford University Press.

Čikaški stil citiranja (17. izdanje)

Gairns, Ruth, i Stuart Redman. Natural English: Upper-intermediate Student's Book. Oxford: Oxford University Press, 2003.

MLA način citiranja (8. izdanje)

Gairns, Ruth, i Stuart Redman. Natural English: Upper-intermediate Student's Book. Oxford University Press, 2003.