Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.