On Line Sources:

Resources for Primary Documents

Medieval Sourcebook: primary sources and documents from Europe and Asia as well as South America and Africa

http://www.fordham.edu/halsall/sbook.html

Quotations:

Bartleby's.com: multiple sources for quotations and other references such as dictionaries and encyclopedias

http://www.bartleby.com/

Quoteland.com: thematic sources for quotes

http://www.quoteland.com/