Collie, J., & Slater, S. 1. (1993). Speaking 4. Cambridge: Cambridge University Press.
Chicago Style CitationCollie, Joanne, and Stephen 1947- Slater. Speaking 4. Cambridge: Cambridge University Press, 1993.
MLA CitationCollie, Joanne, and Stephen 1947- Slater. Speaking 4. Cambridge: Cambridge University Press, 1993.
Warning: These citations may not always be 100% accurate.