APA引文

Bulliet, R. W. (1997). The earth and its peoples: A global history. Houghton Mifflin.

Chicago Style (17th ed.) Citation

Bulliet, Richard W. The Earth and Its Peoples: A Global History. Boston: Houghton Mifflin, 1997.

MLA引文

Bulliet, Richard W. The Earth and Its Peoples: A Global History. Houghton Mifflin, 1997.