Heggie, J., Hiebert, F. T., Thornton, C. P., McInerney, J., Smith, M. W., Altoff, P., & Moore, D. W. (2015). World history: great civilizations: Ancient through early modern times ([Middle school, student edition - English].). National Geographic Learning, Cengage Learning.
Chicago-Zitierstil (17. Ausg.)Heggie, Jon, Fredrik T. Hiebert, Christopher P. Thornton, Jeremy McInerney, Michael William Smith, Peggy Altoff, und David W. Moore. World History: Great Civilizations: Ancient Through Early Modern Times. [Middle school, student edition - English]. [Boston, MA]: National Geographic Learning, Cengage Learning, 2015.
MLA-Zitierstil (9. Ausg.)Heggie, Jon, et al. World History: Great Civilizations: Ancient Through Early Modern Times. [Middle school, student edition - English]. National Geographic Learning, Cengage Learning, 2015.