APA (7th ed.) Citation
Paterson, K. (1995). Grammar spectrum 1. English rules and practice: Elementary. With ansers. Oxford University Press.
Chicago Style (17th ed.) Citation
Paterson, Ken. Grammar Spectrum 1. English Rules and Practice: Elementary. With Ansers. Oxford: Oxford University Press, 1995.
MLA (9th ed.) Citation
Paterson, Ken. Grammar Spectrum 1. English Rules and Practice: Elementary. With Ansers. Oxford University Press, 1995.
Warning: These citations may not always be 100% accurate.