Mary, J. (2002). 1, 2, 3, go! Learning Media.
Chicago Style aipamenaMary, Johanna. 1, 2, 3, Go! Wellington, N.Z.: Learning Media, 2002.
MLA aipamenaMary, Johanna. 1, 2, 3, Go! Learning Media, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.