The Dialists :
an exhibition at the Newark Museum, September 8-30, 1951.

APA Citation

Newark Museum. (1951). The Dialists: an exhibition at the Newark Museum, September 8-30, 1951. Newark, N.J.: The Museum.

MLA Citation

Newark Museum. The Dialists: an Exhibition At the Newark Museum, September 8-30, 1951. Newark, N.J.: The Museum, 1951.

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