Thomson , A. (1970). A practical English Grammer (2.). OUP.
Chicago Style aipamenaThomson , A. A Practical English Grammer. 2. Delhi: OUP, 1970.
MLA aipamenaThomson , A. A Practical English Grammer. 2. OUP, 1970.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.