Stevenson, S., & Forbes, D. (2001). A companion guide to photography in the National Galleries of Scotland.
Chicago-viite (17. p.)Stevenson, Sara, ja Duncan Forbes. A Companion Guide to Photography in the National Galleries of Scotland. Edinburgh, 2001.
MLA-viite (8. p.)Stevenson, Sara, ja Duncan Forbes. A Companion Guide to Photography in the National Galleries of Scotland. 2001.
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