Beale, E. M., & Wallbank, T. W. (1982). Workbook for Living world history, 5th ed., T. Walter Wallbank, Arnold Schrier. Scott, Foresman.
Cita Chicago Style (17a ed.)Beale, Elizabeth M., y T. Walter Wallbank. Workbook for Living World History, 5th Ed., T. Walter Wallbank, Arnold Schrier. Glenview, Ill.: Scott, Foresman, 1982.
Cita MLA (8a ed.)Beale, Elizabeth M., y T. Walter Wallbank. Workbook for Living World History, 5th Ed., T. Walter Wallbank, Arnold Schrier. Scott, Foresman, 1982.
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