Tryster, H. (1998). "All of us look, but a photographer sees": Rolf M. Kneller ; excerpts from an oral history in progress / By Hillel Tryster. Filmexil.
Chicago-viite (17. p.)Tryster, Hillel. ""All of Us Look, but a Photographer Sees": Rolf M. Kneller ; Excerpts from an Oral History in Progress / By Hillel Tryster." Filmexil 1998.
MLA-viite (8. p.)Tryster, Hillel. ""All of Us Look, but a Photographer Sees": Rolf M. Kneller ; Excerpts from an Oral History in Progress / By Hillel Tryster." Filmexil, 1998.
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