May P. Peter & Martin J. Jackie. (2008). Knockout. First Certificate: Teacher's Book. Oxford, Oxford University Press, 2008.
Chicago Style (17th ed.) CitationMay P. Peter and Martin J. Jackie. Knockout. First Certificate: Teacher's Book. Oxford, Oxford University Press, 2008, 2008.
MLA (9th ed.) CitationMay P. Peter and Martin J. Jackie. Knockout. First Certificate: Teacher's Book. Oxford, Oxford University Press, 2008, 2008.
Warning: These citations may not always be 100% accurate.