APA aipamena

Lovesey, P. (2014). Upon a dark night. London: Sphere.

Chicago Style aipamena

Lovesey, Peter. Upon a Dark Night. London: Sphere, 2014.

MLA aipamena

Lovesey, Peter. Upon a Dark Night. London: Sphere, 2014.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.