Dyfyniad APA
Bentley, J. H., & Ziegler, H. F. (2009). Traditions & encounters: A global perspective on the past (4th ed.). McGraw-Hill.
Dyfyniad Arddull Chicago
Bentley, Jerry H., and Herbert F. Ziegler. Traditions & Encounters: A Global Perspective on the Past. 4th ed. New York: McGraw-Hill, 2009.
Dyfyniad MLA
Bentley, Jerry H., and Herbert F. Ziegler. Traditions & Encounters: A Global Perspective on the Past. 4th ed. McGraw-Hill, 2009.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.