APA aipamena

Booth Alison. (2007). Happy New Year. U.S.A: MC Graw Hill.

Chicago Style aipamena

Booth Alison. Happy New Year. U.S.A: MC Graw Hill, 2007.

MLA aipamena

Booth Alison. Happy New Year. U.S.A: MC Graw Hill, 2007.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.