Warren, G. C., Ricketson, C. L., Norton, M. B., & . (1998). Study guide [for] A people and a nation (5th ed.). Boston: Houghton Mifflin.
Παραπομπή Chicago StyleWarren, George C., Cynthia L. Ricketson, Mary Beth Norton, και. Study Guide [for] A People and a Nation. 5th ed. Boston: Houghton Mifflin, 1998.
Παραπομπή MLAWarren, George C., Cynthia L. Ricketson, Mary Beth Norton, και. Study Guide [for] A People and a Nation. 5th ed. Boston: Houghton Mifflin, 1998.
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