America: History & Life
The definitive index of literature covering the history and culture of the United States and Canada, from prehistory to the present. Provides indexing for 1,700 journals.
How to export to RefWorks. Coverage: 1964-present
JSTOR
Full text of core scholarly journals from their beginning to approximately one year ago. Disciplines include botany, business, ecology, general science, humanities, mathematics, social sciences, and statistics. Browsable by discipline and full-text searchable across all disciplines. Especially good for historic or classic articles in most fields. Coverage: 1665 to present.
How to export to RefWorks Project Muse
Project Muse provides full-text access to the content from over 400 scholarly journals in the humanities and the social sciences.
How to export to RefWorksMLA Bibliography 
Good for travel literature, popular culture, and more.
History Cooperative
Full-text articles from 22 leading history journals, including "The Michigan Historical Review" and "The William and Mary Quarterly."