If the image or illustration is discussed to a great extent in the text, you should include it in the Works Cited list and use a short caption underneath the image. If the image is used to illustrate a single concept or only discussed once in the text, you can provide the full citation underneath the image and not include a citation in the Works Cited list.
Example caption for a work which is discussed in detail in the paper and has a full citation in the Works Cited list
Fig. 1. Paris di Bordon, The Lovers, 1825-30.
Example caption for a work which is used to illustrate a concept and will not have a citation in the Works Cited list
Fig. 1. Nurse Practicing Hand Hygiene. 2016, Britannica ImageQuest, quest.eb.com/search/181_771626/1/181_771626/cite.
General Format for Works of Art
Artist Last Name, First Name. Title of the Work of Art. Date created, Museum, Museum City (if needed).
Citing a work of art displayed in a museum
Citing an object in a museum
Citing an image from a book