Dyfyniad APA

Bentley, J. H. 1., & Ziegler, H. F. (2008). Traditions & encounters: A global perspective on the past (4th ed.). New York: McGraw-Hill.

Dyfyniad Arddull Chicago

Bentley, Jerry H. 1949-, và Herbert F. Ziegler. Traditions & Encounters: A Global Perspective On the Past. 4th ed. New York: McGraw-Hill, 2008.

Dyfyniad MLA

Bentley, Jerry H. 1949-, và Herbert F. Ziegler. Traditions & Encounters: A Global Perspective On the Past. 4th ed. New York: McGraw-Hill, 2008.

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