The Making of the Middle Ages.
New Haven: Yale University Press, 1961.
London: The Folio Society, 1998.
First published: New Haven: Yale University Press, 1953 and London: Hutchinson & Co., Ltd., 1953.
Book information: Publisher; Google Books; Amazon.com.
This book focuses on Western Europe or Latin Christendom during the eleventh and twelfth centuries, also with some discussion of the adjacent centuries immediately preceeding and following this period.
Some Wikipedia Articles:
- R. W. Southern (1912–2001).
- Middle Ages.
- Early Middle Ages (5th - 10th centuries).
- High Middle Ages (11th - 13th centuries).
- Late Middle Ages (14th & 15th centuries).
This book is on the Recommended Reading Short List in Cantor's The Civilization of the Middle Ages (1993).