Style de citation APA

O'Connell, S. (1996). Focus on first certificate for revised exam. [New York]: Longman.

Style de citation Chicago

O'Connell, Sue. Focus On First Certificate for Revised Exam. [New York]: Longman, 1996.

Style de citation MLA

O'Connell, Sue. Focus On First Certificate for Revised Exam. [New York]: Longman, 1996.

Attention : ces citations peuvent ne pas être correctes à 100%.