Ritchie, C., Stevenson, S., & Cesta, C. (1994). Perspective 94: Carlo Cesta and Sarah Stevenson; October 26, 1994 - January 8, 1995, Art Gallery of Ontario / Christina Ritchie. Art Gallery of Ontario.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRitchie, Christina, Sarah Stevenson, और Carlo Cesta. Perspective 94: Carlo Cesta and Sarah Stevenson; October 26, 1994 - January 8, 1995, Art Gallery of Ontario / Christina Ritchie. Toronto: Art Gallery of Ontario, 1994.
एमएलए (8वां संस्करण) प्रशस्ति पत्रRitchie, Christina, et al. Perspective 94: Carlo Cesta and Sarah Stevenson; October 26, 1994 - January 8, 1995, Art Gallery of Ontario / Christina Ritchie. Art Gallery of Ontario, 1994.
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