APA (7 वां संस्करण) प्रशस्ति पत्र

Coplans, J. (1993). Artforum '62-'79: He Was Extremely Terse. Artforum.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Coplans, John. "Artforum '62-'79: He Was Extremely Terse." Artforum 1993.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Coplans, John. "Artforum '62-'79: He Was Extremely Terse." Artforum, 1993.