Exhibition of African Negro sculpture : January 21st to February 9th, 1918.
MLA
Dorlac, G., and Modern Gallery. Exhibition of African Negro Sculpture : January 21st to February 9th, 1918. Modern Gallery, 0AD. https://collections.library.yale.edu/catalog/11793108.
APA, 6th edition
Dorlac, G., & Gallery, M. (0 C.E.). Exhibition of African Negro sculpture : January 21st to February 9th, 1918. [Advertisements, Announcements, illustrations (AAT), Pamphlets, Reviews]. Modern Gallery, https://collections.library.yale.edu/catalog/11793108.