APA (7th ed.) Citation

Kerr, A. J. C. (1966). The widening of the world: 1350 to 1715 (1. publ.). Wheaton.

Chicago Style (17th ed.) Citation

Kerr, Anthony J. C. The Widening of the World: 1350 to 1715. 1. publ. Exeter: Wheaton, 1966.

MLA (9th ed.) Citation

Kerr, Anthony J. C. The Widening of the World: 1350 to 1715. 1. publ. Wheaton, 1966.