APA (7th ed.) Citation
Harrison, M. (1995). Grammar spectrum 2. English rules and practice: Pre-intermadiate. With answers. Oxford University Press.
Chicago Style (17th ed.) Citation
Harrison, Mark. Grammar Spectrum 2. English Rules and Practice: Pre-intermadiate. With Answers. Oxford: Oxford University Press, 1995.
MLA (9th ed.) Citation
Harrison, Mark. Grammar Spectrum 2. English Rules and Practice: Pre-intermadiate. With Answers. Oxford University Press, 1995.
Warning: These citations may not always be 100% accurate.