Παραπομπή APA

Balliett, W. (1962). Dinosaurs in the morning. J.B.Lippincott.

Παραπομπή Chicago Style

Balliett, Whitney. Dinosaurs in the Morning. Philadelphia: J.B.Lippincott, 1962.

Παραπομπή MLA

Balliett, Whitney. Dinosaurs in the Morning. J.B.Lippincott, 1962.