Citazione Stile APA (7a Edizione)

Williams, S. A., & Williams, R. C. (1961). The earliest times to A.D. 1485 (1. publ., reprinted.). Harrap.

Citazione stile Chigago Style (17a edizione)

Williams, Samuel Arthur, e R. C. Williams. The Earliest Times to A.D. 1485. 1. publ., reprinted. London [u.a.]: Harrap, 1961.

Citatione MLA (9a ed.)

Williams, Samuel Arthur, e R. C. Williams. The Earliest Times to A.D. 1485. 1. publ., reprinted. Harrap, 1961.