Kaplan, L. (2008). The strange case of William Mumler, spirit photographer. University of Minnesota Press.
Chicago-viite (17. p.)Kaplan, Louis. The Strange Case of William Mumler, Spirit Photographer. Minneapolis: University of Minnesota Press, 2008.
MLA-viite (9. p.)Kaplan, Louis. The Strange Case of William Mumler, Spirit Photographer. University of Minnesota Press, 2008.
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