[en] Intaglio Simultaneous Color Printmaking · Significance of Materials and Processes State University of New York Press
[en] Sustainability · A Comprehensive Foundation University of Illinois
Theis, Tom & Tomkin, Jonathan & Klein-Banai, Cindy & Snodgrass, Eric & Leakey, Andrew & Brawn, Jeffrey & Ward, Michael & Kent, Angela & Grimley, David & Altaner, Steve & Ando, Amy & Reddy, Krishna & Khodadoust, Amid & Erdal, Serap & Crabtree, George & Regalbuto, John & Murad, Sohail & Cuttica, John & Al-Hallaj, Said & Kizilel, Riza & Ruez, Dennis & Wood, Gillen & Cidell, Julie & Jaffe, Martin
[de] Das achte Sakrament Langen-Müller