Dyfyniad APA

Bulliet, R. W. (2001). The earth and its peoples: A global history. Boston: Houghton Mifflin.

Dyfyniad Arddull Chicago

Bulliet, Richard W. The Earth and Its Peoples: A Global History. Boston: Houghton Mifflin, 2001.

Dyfyniad MLA

Bulliet, Richard W. The Earth and Its Peoples: A Global History. Boston: Houghton Mifflin, 2001.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.