Little Ice Age by Michael E Mann from Volume 1, The Earth system: physical and chemical dimensions of global environmental change, pp 504–509
Edited by Dr Michael C MacCracken and Dr John S Perry in
Encyclopedia of Global Environmental Change (ISBN 0-471-97796-9)
[Editor-in-Chief, Ted Munn], John Wiley & Sons, Ltd, Chichester, 2002
National Earth Science Teachers Association provides this website.