Soars, J., & Soars, L. (1986). Headway: Workbook, Upper-Intermediate. Oxford: Oxford University Press.
Chicago Style CitationSoars, John., and Liz Soars. Headway: Workbook, Upper-Intermediate. Oxford: Oxford University Press, 1986.
MLA CitationSoars, John., and Liz Soars. Headway: Workbook, Upper-Intermediate. Oxford: Oxford University Press, 1986.
Warning: These citations may not always be 100% accurate.