Citazione Stile APA (7a Edizione)

Cornwall, I., & Illustrations by Howard, M. M. (1968). Prehistoric animals and their hunters. Faber and Faber.

Citazione stile Chigago Style (17a edizione)

Cornwall, I.W, e M. M. Illustrations by Howard. Prehistoric Animals and Their Hunters. London: Faber and Faber, 1968.

Citatione MLA (9a ed.)

Cornwall, I.W, e M. M. Illustrations by Howard. Prehistoric Animals and Their Hunters. Faber and Faber, 1968.