Trier, W. (1980). Humorist Walter Trier: Selections from the Trier-Fodor Foundation gift ; [Art Gallery of Ontario, Toronto, March 22 - May 25, 1980. Thames Arts Centre, Chatham, October 2 - 25, 1981] / Art Gallery of Ontario.
Chicago-viite (17. p.)Trier, Walter. Humorist Walter Trier: Selections from the Trier-Fodor Foundation Gift ; [Art Gallery of Ontario, Toronto, March 22 - May 25, 1980. Thames Arts Centre, Chatham, October 2 - 25, 1981] / Art Gallery of Ontario. Toronto, 1980.
MLA-viite (8. p.)Trier, Walter. Humorist Walter Trier: Selections from the Trier-Fodor Foundation Gift ; [Art Gallery of Ontario, Toronto, March 22 - May 25, 1980. Thames Arts Centre, Chatham, October 2 - 25, 1981] / Art Gallery of Ontario. 1980.
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