Style de citation APA (7e éd.)
O'Neill, R. (1992). Success at First Certificate: Practice Test 1 with key (7.impression.). The University Press.
Style de citation Chicago (17e éd.)
O'Neill, Robert. Success at First Certificate: Practice Test 1 with Key. 7.impression. Oxford: The University Press, 1992.
Style de citation MLA (9e éd.)
O'Neill, Robert. Success at First Certificate: Practice Test 1 with Key. 7.impression. The University Press, 1992.
Attention : ces citations peuvent ne pas être correctes à 100%.