Bentley, J. H., & Ziegler, H. F. (2003). Traditions & encounters: A global perspective on the past (Second edition.). McGraw-Hill.
Cita Chicago (17th ed.)Bentley, Jerry H., i Herbert F. Ziegler. Traditions & Encounters: A Global Perspective on the Past. Second edition. Boston: McGraw-Hill, 2003.
Cita MLA (8th ed.)Bentley, Jerry H., i Herbert F. Ziegler. Traditions & Encounters: A Global Perspective on the Past. Second edition. McGraw-Hill, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.