APA Citation

Ruth Gairns. (2003). Natural english (upper- intermediate student's book). Oxford, NY: Oxford Univ. Press.

Chicago Style Citation

Ruth Gairns. Natural English (upper- Intermediate Student's Book). Oxford, NY: Oxford Univ. Press, 2003.

MLA Citation

Ruth Gairns. Natural English (upper- Intermediate Student's Book). Oxford, NY: Oxford Univ. Press, 2003.

Warning: These citations may not always be 100% accurate.