A historical guide to world slavery

MLA

Drescher, Seymour, and Stanley L Engerman. A Historical Guide to World Slavery. Oxford: Oxford university press, 1998.

APA

Drescher, S., & Engerman, S. L. (1998). A historical guide to world slavery. Oxford: Oxford university press.

Chicago

Drescher, Seymour ed., and Stanley L Engerman ed. A Historical Guide to World Slavery. Oxford: Oxford university press, 1998.