Loungheed, L. (2011). Barron's IELTS: International English language testing system (2nd ed.). New Age Intenational.
Style de citation Chicago (17e éd.)Loungheed, Lin. Barron's IELTS: International English Language Testing System. 2nd ed. New Delhi: New Age Intenational, 2011.
Style de citation MLA (8e éd.)Loungheed, Lin. Barron's IELTS: International English Language Testing System. 2nd ed. New Age Intenational, 2011.
Attention : ces citations peuvent ne pas être correctes à 100%.