APA aipamena

Thomas, A., & Round, d. e. i. G. (1992). Multiplicar e dividir. Resomnia.

Chicago Style aipamena

Thomas, Annabel, and des. e il. Graham Round. Multiplicar E Dividir. Resomnia, 1992.

MLA aipamena

Thomas, Annabel, and des. e il. Graham Round. Multiplicar E Dividir. Resomnia, 1992.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.