(1982). American graphics, 1860-1940: Selected from the collection of the Philadelphia Museum of Art / introduction by Alan Fern ; catalogue by Ellen S. Jacobowitz and George H. Marcus.
Citace podle Chicago (17th ed.)American Graphics, 1860-1940: Selected from the Collection of the Philadelphia Museum of Art / Introduction by Alan Fern ; Catalogue by Ellen S. Jacobowitz and George H. Marcus. 1982.
Citace podle MLA (9th ed.)American Graphics, 1860-1940: Selected from the Collection of the Philadelphia Museum of Art / Introduction by Alan Fern ; Catalogue by Ellen S. Jacobowitz and George H. Marcus. 1982.
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