This guide selects and describes reference materials which are frequently of use in the discipline of art history as it is taught in the Penn State Art History Department graduate programs. Hopefully, this list of reference books, databases, and websites will be consulted by graduate students as needed throughout their studies. This is a long bibliography of more than 200 items divided into sections for a variety of specific problems. It is posted as a publicly accessible Zotero page. Follow the link below to open the folders to see how the bibliography is arranged. Or search keywords within each folder.