Meredith, A., Malleson, L., & Edwards, M. (2017). Portrait of a murderer: A Christmas crime story. British Library.
Citazione stile Chigago Style (17a edizione)Meredith, Anne, Lucy Malleson, e Martin Edwards. Portrait of a Murderer: A Christmas Crime Story. London: British Library, 2017.
Citatione MLA (9a ed.)Meredith, Anne, et al. Portrait of a Murderer: A Christmas Crime Story. British Library, 2017.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.