APA

David P. A., . (1976). Reckoning with slavery: a critical study in the quantitative history of American Negro slavery. New York: Oxford University Press.

Chicago

David Paul A, . 1976. Reckoning with slavery: a critical study in the quantitative history of American Negro slavery. New York: Oxford University Press.

Harvard

David P. A., . (1976). Reckoning with slavery: a critical study in the quantitative history of American Negro slavery. New York: Oxford University Press.

MLA

David Paul A, . Reckoning with slavery: a critical study in the quantitative history of American Negro slavery. New York: Oxford University Press. 1976.