Porter, Vicki, and Robin Thornes. Architectural Drawings Advisory Group (ADAG): Foundation for Documents of Architecture (FDA). A Guide to the Description of Architectural Drawings. New York: G.K. Hall & Company, published on behalf of the J. Paul Getty Trust

Porter, Vicki, and Robin Thornes. Architectural Drawings Advisory Group (ADAG): Foundation for Documents of Architecture (FDA). A Guide to the Description of Architectural Drawings. New York: G.K. Hall & Company, published on behalf of the J. Paul Getty Trust