Tamara de Lempicka, Gerhard Richter, Alex Katz and Marlene Dumas, six

(1) (2004) Tamara de Lempicka, exhibition catalogue, London: Royal Academy of Arts, soft cover, illustrated in colour.

(2) Dietmar Elger (ed) (1999) Gerard Richter: Landschaften, exhibition catalogue, Hannover: Sprengel Museum, hard cover with dust jacket, illustrated in colour, text in German.

(3) Mark Godfrey and Nicholas Serota (eds) (2011) Gerhard Richter: Panorama, exhibition catalogue, London: Tate Modern, soft cover illustrated in colour.

(4) Klaus Albrecht Schröder and Marietta Mautner Markhof (eds) (2010) Alex Katz: Prints, exhibition catalogue, Wien: Albertina, hard cover with dust jacket, illustrated in colour, text in German.

(5) Dominic van den Boogerd, Barbara Bloom, Mariuccia Casadio and Ilaria Bonacossa (2009) Marlene Dumas: New York: Phaidon, hard cover with dust jacket, illustrated in colour.

(6) Paul Moorhouse (2009) Gerhard Richter: Portraits: Painting Appearances, exhibition catalogue, London: National Portrait Gallery, hard cover, illustrated in colour.