Cita APA (7a ed.)
Paterson, K. (1995). Grammar spectrum 1. English rules and practice: Elementary. With ansers. Oxford University Press.
Cita Chicago Style (17a ed.)
Paterson, Ken. Grammar Spectrum 1. English Rules and Practice: Elementary. With Ansers. Oxford: Oxford University Press, 1995.
Cita MLA (9a ed.)
Paterson, Ken. Grammar Spectrum 1. English Rules and Practice: Elementary. With Ansers. Oxford University Press, 1995.
Precaución: Estas citas no son 100% exactas.