Ruskin, J., Bell, M. A., & Burd, V. A. (1969). The Winnington letters: John Ruskin's correspondence with Margaret Alexis Bell and the children at Winnington Hall. Belknap Press.
Lua i Stíl Chicago (17ú heag.)Ruskin, John, Margaret Alexis Bell, agus Van Akin Burd. The Winnington Letters: John Ruskin's Correspondence with Margaret Alexis Bell and the Children at Winnington Hall. Cambridge, Mass: Belknap Press, 1969.
Lua MLA (9ú heag.)Ruskin, John, et al. The Winnington Letters: John Ruskin's Correspondence with Margaret Alexis Bell and the Children at Winnington Hall. Belknap Press, 1969.
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