The gates :
project for Central Park, New York City : a work in progress /
Christo and Jean Claude ; photographs by Wolfgand Volz ; picture commentary by Jeanne-Claude and Jonathan Henery.

APA Citation

Christo, 1., Henery, J., Volz, W., Jeanne-Claude, 1., Hugh Lauter Levin Associates. (2003). The gates: project for Central Park, New York City : a work in progress. [New York]: Hugh Lauter Levin Associates.

MLA Citation

Hugh Lauter Levin Associates, et al.. The Gates: Project for Central Park, New York City : a Work In Progress. [New York]: Hugh Lauter Levin Associates, 2003.

Warning: These citations may not always be complete (especially for serials).