APA način citiranja (7. izdanje)

Harrison, L., Snelling, R., & Travis, P. (2021). Practice tests for IELTS (First edition.). HarperCollins.

Čikaški stil citiranja (17. izdanje)

Harrison, Louis, Rhona Snelling, i Peter Travis. Practice Tests for IELTS. First edition. New York: HarperCollins, 2021.

MLA način citiranja (9. izdanje)

Harrison, Louis, et al. Practice Tests for IELTS. First edition. HarperCollins, 2021.