A good place to start gathering information about Native American History
Handbook of North American Indians (Smithsonian, 17 vols.) REF E 77.H25 v.#
Atlas of the North American Indian REF E 77.W195 2000
American Indian Biographies REF E 98.A46 2005
American Indian History (2 vol.) REF E 77.A496 2003
Encyclopedia of American Indian Contributions to the World - 15000 Years of Inventions & Innovations REF E 54.5.K46 2002
Encyclopedia of American Indian Removal (2 vol. - includes Primary Documents) REF E 98.R4 E63 2011
Encyclopedia of Native American Wars & Warfare REF E 81.E98 2005
American Indian Religious Traditions - An Encyclopedia (3 vol.) REF E 98.R3 C755 2005
RefWorks -- an online research management, writing and collaboration tool -- is designed to help researchers easily gather, manage, store and share all types of information, as well as generate citations and bibliographies.
Set up an account using your UAA/APU user ID and Password, and start organizing and sharing your research.
Native American History http://guides.lib.washington.edu/history-nativeam
Index of Native American History Resources on the Internet http://www.hanksville.org/NAresources/indices/NAhistory.html
Internet Public Library - Native American History http://www.ipl.org/div/subject/browse/hum188.8.131.52/
National Museum of the American Indian http://www.nmai.si.edu/
Library of Congress Digital Collections http://www.loc.gov/library/libarch-digital.html