Christian, D. (2004). Maps of time: An introduction to big history. University of California Press.
Chicago Style (17th ed.) CitationChristian, David. Maps of Time: An Introduction to Big History. Berkeley [u.a.]: University of California Press, 2004.
MLA (9th ed.) CitationChristian, David. Maps of Time: An Introduction to Big History. University of California Press, 2004.
Warning: These citations may not always be 100% accurate.