JSTOR provides comprehensive access to peer-reviewed scholarly journals, books, and primary sources from various disciplines within the humanities and social sciences.

ERIC (Education Resources Information Center) is the leading online library for education research and information. Sponsored by the U.S. Department of Education, ERIC covers all aspects of education, from early childhood to post-secondary education.

Academic Search Complete is a database of academic journals, magazines, and other scholarly resources, covering a wide range of subjects across the humanities, sciences, and social sciences. It's a great starting point for research, especially with its inclusion of many open access publications.

Composer, performer and librettist biographies, encyclopedic coverage of music genre and form, works lists. Combines the New Grove Dictionary of Music and Musicians, the New Grove Dictionary of Opera, the New Grove Dictionary of Jazz, the Oxford Dictionary of Music, and the Oxford Companion to Music.

Credo Reference provides access to hundreds of background sources, such as encyclopedias and dictionaries, covering every major subject.