Roark, J. L., Johnson, M. P., Cohen, P. C., Stage, S., Lawson, A., & Hartmann, S. M. (2000). The american promise: A history of the United States (Compact edition.). Boston: Bedford/St. Martin's.

Roark, James L., Michael P. Johnson, Patricia Cline Cohen, Sarah Stage, Alan Lawson, and Susan M. Hartmann. The American Promise: A History of the United States. Compact edition. Boston: Bedford/St. Martin's, 2000.

Roark, James L., et al. The American Promise: A History of the United States. Compact edition. Boston: Bedford/St. Martin's, 2000.