Style de citation APA (7e éd.)

Heyer, G. (1964). The unfinished clue. (1a. ed.). Bantam Books.

Style de citation Chicago (17e éd.)

Heyer, Georgette. The Unfinished Clue. 1a. ed. United States: Bantam Books, 1964.

Style de citation MLA (9e éd.)

Heyer, Georgette. The Unfinished Clue. 1a. ed. Bantam Books, 1964.