APA (7e ed.) Bronvermelding

Geldzahler, H. (2004). Willem de Kooning: Abstract landscapes 1955 - 1963 : october 9 - december 5, 1987, Gagosian Gallery / essay: Henry Geldzahler (Reprinted 2004.). Gagosian Gallery.

Chicago (17e ed.) Bronvermelding

Geldzahler, Henry. Willem De Kooning: Abstract Landscapes 1955 - 1963 : October 9 - December 5, 1987, Gagosian Gallery / Essay: Henry Geldzahler. Reprinted 2004. New York: Gagosian Gallery, 2004.

MLA (8e ed.) Bronvermelding

Geldzahler, Henry. Willem De Kooning: Abstract Landscapes 1955 - 1963 : October 9 - December 5, 1987, Gagosian Gallery / Essay: Henry Geldzahler. Reprinted 2004. Gagosian Gallery, 2004.