Gerhard Richter : A Calendar for 1990.

MLA

Gerhard Richter : A Calendar for 1990. London: Anthony d'Offay Gallery London, 1989.

APA

(1989). Gerhard Richter : A Calendar for 1990. London: Anthony d'Offay Gallery London.

Chicago

Gerhard Richter: A Calendar for 1990. London: Anthony d'Offay Gallery London, 1989.