Dyfyniad APA

United States. National Gallery of Art & Greenough, S. 1. . . .. (2000). Modern art and American: Alfred Stieglitz and his New York galleries. National Gallery of Art.

Dyfyniad Arddull Chicago

United States. National Gallery of Art and Sarah 1951- Greenough. Modern Art and American: Alfred Stieglitz and His New York Galleries. Washington [D.C.]: National Gallery of Art, 2000.

Dyfyniad MLA

United States. National Gallery of Art and Sarah 1951- Greenough. Modern Art and American: Alfred Stieglitz and His New York Galleries. National Gallery of Art, 2000.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.