Gaya APA

Ziegler, H, F., Bentley, J, H. (2011). Traditions & encounters a global perspective on the past (Ed.5). New York: Mc Graw Hill.

Gaya MLA

Ziegler, Herbert, F.., Bentley, Jerry, H.. "Traditions & encounters a global perspective on the past". Ed.5 New York: Mc Graw Hill, 2011. Text.