APA aipamena

Paterson, K. (1995). Grammar spectrum: Elementary. Oxford: Oxford University Press.

Chicago Style aipamena

Paterson, Ken. Grammar Spectrum: Elementary. Oxford: Oxford University Press, 1995.

MLA aipamena

Paterson, Ken. Grammar Spectrum: Elementary. Oxford: Oxford University Press, 1995.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.