APA (7th ed.) Citation
Soars, J., & Soars, L. (1996). Headway. Workbook. Elementary (1.Edition.). The University Press.
Chicago Style (17th ed.) Citation
Soars, John, and Liz Soars. Headway. Workbook. Elementary. 1.Edition. Oxford: The University Press, 1996.
MLA (9th ed.) Citation
Soars, John, and Liz Soars. Headway. Workbook. Elementary. 1.Edition. The University Press, 1996.
Warning: These citations may not always be 100% accurate.