Thinking is Form : : The Drawings of Joseph Beuys (exhibition New York, The Museum of Modern Art, 21 February - 4 May 1993 ; Los Angeles, The Museum of Contemporary Art, 6 June - 15 August 1993 ; Philadelphia, Philadelphia Museum of Art, 10 october 1993 - 2 January 1994 ; ...(et.al.)).

MLA

Temkin, Ann, Bernice B Rose, and Dieter Koepplin. Thinking Is Form : The Drawings of Joseph Beuys (exhibition New York, The Museum of Modern Art, 21 February - 4 May 1993 ; Los Angeles, The Museum of Contemporary Art, 6 June - 15 August 1993 ; Philadelphia, Philadelphia Museum of Art, 10 October 1993 - 2 January 1994 ; ...(et.al.)). New York City: The Museum of Modern Art, 1993.

APA

Temkin, A., Rose, B. B, & Koepplin, D. (1993). Thinking is Form : The Drawings of Joseph Beuys (exhibition New York, The Museum of Modern Art, 21 February - 4 May 1993 ; Los Angeles, The Museum of Contemporary Art, 6 June - 15 August 1993 ; Philadelphia, Philadelphia Museum of Art, 10 october 1993 - 2 January 1994 ; ...(et.al.)). New York City: The Museum of Modern Art.

Chicago

Temkin, Ann, Bernice B Rose, and Dieter Koepplin. Thinking Is Form: The Drawings of Joseph Beuys (exhibition New York, The Museum of Modern Art, 21 February - 4 May 1993 ; Los Angeles, The Museum of Contemporary Art, 6 June - 15 August 1993 ; Philadelphia, Philadelphia Museum of Art, 10 October 1993 - 2 January 1994 ; ...(et.al.)). New York City: The Museum of Modern Art, 1993.