APA (7th ed.) Zitazioa

Meredith, A., Malleson, L., & Edwards, M. (2017). Portrait of a murderer: A Christmas crime story. British Library.

Chicago Style (17th ed.) Zitazioa

Meredith, Anne, Lucy Malleson, eta Martin Edwards. Portrait of a Murderer: A Christmas Crime Story. London: British Library, 2017.

MLA (9th ed.) Zitazioa

Meredith, Anne, et al. Portrait of a Murderer: A Christmas Crime Story. British Library, 2017.