APA (7e ed.) Bronvermelding

Gray, D. (1957). Murder on the stairs. Arthur Barker.

Chicago (17e ed.) Bronvermelding

Gray, Dulcie. Murder on the Stairs. London: Arthur Barker, 1957.

MLA (8e ed.) Bronvermelding

Gray, Dulcie. Murder on the Stairs. Arthur Barker, 1957.