Hi bobrayner! 

Please see Wikipedia:Copyright violations: "...material copied from sources that are not public domain (for example, pasteur.fr, Britannica, and BBC News) or compatibly licensed without the permission of the copyright holder (unless brief quotation used in accordance with non-free content policy and guideline) is likely to be a copyright violation (for instance, "In 2003, 29% of open sea fisheries...". The current text needs to be rewritten or deleted). Even inserting text copied with some changes can be a copyright violation if there's substantial linguistic similarity in creative language or structure...". 

Wikipedia:FAQ/Copyright: "You can use the facts, but unless they are presented without creativity (such as an alphabetical phone directory), you may need to reorganize as well as restate them to avoid substantial similarity infringement."