ARTstor

ARTstor's help guide explains how to cite images from the ARTstor digital library.

Duke University's page on citing sources

This site is clear and concise, and has examples for both print and electronic sources using the major citation styles.

OWL

The Purdue Online Writing Lab (OWL) provides free resources on writing, research, and style guides.

WAC

Writing Across the Curriculum (WAC) at Loyola offers students free assistance with their writing.