Campbell, C., & Colin Campbell; Kathy Gude; JaMichael Duckworth. (2002). Matrix: Pre-Intermediate (Teacher's book). Oxford: Oxford University Press.
Chicago Style CitationCampbell, Colin, and Colin Campbell; Kathy Gude; JaMichael Duckworth. Matrix: Pre-Intermediate (Teacher's Book). Oxford: Oxford University Press, 2002.
MLA CitationCampbell, Colin, and Colin Campbell; Kathy Gude; JaMichael Duckworth. Matrix: Pre-Intermediate (Teacher's Book). Oxford: Oxford University Press, 2002.
Warning: These citations may not always be 100% accurate.