APA (7th ed.) Citation

Kerr, P., Kay, S., & Jones, V. (2002). Inside Out: Workbook. Macmillan Exams.

Chicago Style (17th ed.) Citation

Kerr, Philip, Sue Kay, and Vaughan Jones. Inside Out: Workbook. Oxford: Macmillan Exams, 2002.

MLA (9th ed.) Citation

Kerr, Philip, et al. Inside Out: Workbook. Macmillan Exams, 2002.