Wortz, M. (1981). Surrendering To Presence: Robert Irwin's Esthetic Integration. Artforum.
Lua i Stíl Chicago (17ú heag.)Wortz, Melinda. "Surrendering To Presence: Robert Irwin's Esthetic Integration." Artforum 1981.
Lua MLA (8ú heag.)Wortz, Melinda. "Surrendering To Presence: Robert Irwin's Esthetic Integration." Artforum, 1981.
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