Bulliet, R. W., Hirsch, S. W., Johnson, L. L., Crossley, P. K., Headrick, D. R., & Northrup, D. (2019). The earth and its peoples: A global history (Seventh edition.). Cengage Learning.
Citace podle Chicago (17th ed.)Bulliet, Richard W., Steven W. Hirsch, Lyman L. Johnson, Pamela Kyle Crossley, Daniel R. Headrick, a David Northrup. The Earth and Its Peoples: A Global History. Seventh edition. Boston, MA: Cengage Learning, 2019.
Citace podle MLA (9th ed.)Bulliet, Richard W., et al. The Earth and Its Peoples: A Global History. Seventh edition. Cengage Learning, 2019.
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