APA (7th ed.) Citation

Thacher, J. B. (1967). Christopher Columbus: His life, his work, his remains. AMS Press.

Chicago Style (17th ed.) Citation

Thacher, John Boyd. Christopher Columbus: His Life, His Work, His Remains. New York: AMS Press, 1967.

MLA (9th ed.) Citation

Thacher, John Boyd. Christopher Columbus: His Life, His Work, His Remains. AMS Press, 1967.