- The Precautionary Principle in the 20th Century: Late Lessons from Early Warnings
- Untold Histories of the Middle East: Recovering Voices from the 19th and 20th Centuries by Amy Singer, Christoph K. Neumann, et all 2010-08-04
- Distinguished African American Scientists of the 20th Century by James H. Kessler, J. S. Kidd, et all 1996-01-08
- The Paradox of Change: American Women in the 20th Century by William H. Chafe, 1991-03-21
- 20th Century Design: A Reader's Guide (Reader's guides) by Conway Lloyd Morgan, 2000-09-05
- GCSE Modern World History: Revision Guide Pt. 1 & 2: 20th Century Britain by Richard Parsons, 2001-07-09
- Fighting for Us: Maulana Karenga, the US Organization, and Black Cultural Nationalism by Scot Brown, Clayborne Carson, 2005-03-01
- Goodbye 20th Century: A Biography of Sonic Youth by David Browne, 2008-05-26
- A Companion to 20th-Century Poetry
- Federalism. Citizenship, and Collective Identities in the Us (European Contributions to American Studies, 47)
- Supper with the Crippens: A New Investigation into One of the Most Notorious Crime Cases of the 20th Century by David James Smith, 2006-06-01
- Rockefeller and the Internationalization of Mathematics Between the Two World Wars: Documents and Studies for the Social History of Mathematics in the 20th Century by Reinhard Siegmund-Schultze, E. Hiebert, et all 2001-02-28
- Interesting Times: An Encounter with the 20th Century 1924- by George Mandler, 2009-01-10
- In Pursuit of Equity: Women, Men, and the Quest for Economic Citizenship in 20th-Century America by Alice Kessler-Harris, 2001-08-23
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