Swan & Walter. (1993). The new Cambridge English course: Student 4. Cambridge University Press.
Chicago Style (17th ed.) CitationSwan and Walter. The New Cambridge English Course: Student 4. Cambridge: Cambridge University Press, 1993.
MLA (8th ed.) CitationSwan and Walter. The New Cambridge English Course: Student 4. Cambridge University Press, 1993.
Warning: These citations may not always be 100% accurate.