MLA

Greenough, Sarah, J. Carter Brown, and Michael E Hoffman. Paul Strand : an American Vision. Washington: National Gallery of Art, in association with Aperture Foundation, 1990.

APA

Greenough, S., Brown, J. Carter, & Hoffman, M. E. (1990). Paul Strand : an American vision. Washington: National Gallery of Art, in association with Aperture Foundation.

Chicago

Greenough, Sarah, J. Carter Brown, and Michael E Hoffman. Paul Strand: An American Vision. Washington: National Gallery of Art, in association with Aperture Foundation, 1990.