Lippard, L. R. (1972). Flagged down: The Judson Three and Friends. Art in America.
Chicago-Zitierstil (17. Ausg.)Lippard, Lucy R. "Flagged Down: The Judson Three and Friends." Art in America 1972.
MLA-Zitierstil (8. Ausg.)Lippard, Lucy R. "Flagged Down: The Judson Three and Friends." Art in America, 1972.
警告：这些引文格式不一定是100％准确.