Gaya APA

Bentley, J, H., Ziegler, H, F. (2009). Traditions and encounters: a global perspective on the past Vol.I: from the beginning to 1500 (1). United States of America: McGraw-Hill Companies,.

Gaya MLA

Bentley, Jerry, H.., Ziegler, Herbert, F.. "Traditions and encounters: a global perspective on the past Vol.I: from the beginning to 1500". 1 United States of America: McGraw-Hill Companies,, 2009. Text.