Gaya APA

Tignor, R, L., Adelman, J. (2002). WORLDS TOGETHER WORLDS APART : A History of The Modern World From The Mongol Empire to The Present (1st). United States of America: W.W. Norton & Company, Inc.

Gaya MLA

Tignor, Robert, L., Adelman, Jeremy. "WORLDS TOGETHER WORLDS APART : A History of The Modern World From The Mongol Empire to The Present". 1st United States of America: W.W. Norton & Company, Inc, 2002. Text.