Serota, N., Cullinan, N., Dean, T., & Shiff, R. (2008). Cy Twombly: Cycles and seasons : [on the occasion of the exhibition "Cy Twombly: Cycles and Seasons"; Tate Modern, London, 19 June -14 September 2008; Guggenheim Museum Bilbao, 28 October 2008 -8 February 2009; Galleria Nazionale d'Arte Moderna e Contemporanea, Rome, 4 March -24 May 2009]. London ; Munich: Tate : Schirmer/Mosel.

Serota, Nicholas., Nicholas Cullinan, Tacita Dean, and Richard Shiff. Cy Twombly: Cycles and Seasons : [on the Occasion of the Exhibition "Cy Twombly: Cycles and Seasons"; Tate Modern, London, 19 June -14 September 2008; Guggenheim Museum Bilbao, 28 October 2008 -8 February 2009; Galleria Nazionale D'Arte Moderna E Contemporanea, Rome, 4 March -24 May 2009]. London ; Munich: Tate : Schirmer/Mosel, 2008.

Serota, Nicholas., Nicholas Cullinan, Tacita Dean, and Richard Shiff. Cy Twombly: Cycles and Seasons : [on the Occasion of the Exhibition "Cy Twombly: Cycles and Seasons"; Tate Modern, London, 19 June -14 September 2008; Guggenheim Museum Bilbao, 28 October 2008 -8 February 2009; Galleria Nazionale D'Arte Moderna E Contemporanea, Rome, 4 March -24 May 2009]. London ; Munich: Tate : Schirmer/Mosel, 2008.