Kruskopf, E. (1976). Shaping the invisible: A study of the genesis of non-representational painting, 1908-1919. Societas Scientiarum Fennica.
Chicago Style (17th ed.) CitationKruskopf, Erik. Shaping the Invisible: A Study of the Genesis of Non-representational Painting, 1908-1919. Helsinki: Societas Scientiarum Fennica, 1976.
MLA citiranjeKruskopf, Erik. Shaping the Invisible: A Study of the Genesis of Non-representational Painting, 1908-1919. Societas Scientiarum Fennica, 1976.
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