Carline, R. (1959). Pictures in the post: The story of the picture postcard / Richard Carline. Gordon Fraser Gallery.
Chicago-referens (17:e uppl.)Carline, Richard. Pictures in the Post: The Story of the Picture Postcard / Richard Carline. Bedford: Gordon Fraser Gallery, 1959.
MLA-referens (8:e uppl.)Carline, Richard. Pictures in the Post: The Story of the Picture Postcard / Richard Carline. Gordon Fraser Gallery, 1959.
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