Chicago
“Piene 4.” In Highpoint Editions: A History & Catalogue, 2001–2021, by Dennis Jon, Jennifer L. Roberts, and Jill Ahlberg Yohe.
Minneapolis: Minneapolis Institute of Art, 2020. /piene/piene-4/.
MLA
“Piene 4.” Highpoint Editions: A History & Catalogue, 2001–2021, by
Dennis Jon, et al,
Minneapolis Institute of Art, 2020. /piene/piene-4/. Accessed DD Mon. YYYY.