Perry, Ralph Barton. "Frontmatter".
A Defence of Philosophy, Cambridge, MA and London, England: Harvard University Press, 1931, pp. 1-4.
https://doi.org/10.4159/harvard.9780674430358.fm
Perry, R. (1931). Frontmatter. In
A Defence of Philosophy (pp. 1-4). Cambridge, MA and London, England: Harvard University Press.
https://doi.org/10.4159/harvard.9780674430358.fm
Perry, R. 1931. Frontmatter.
A Defence of Philosophy. Cambridge, MA and London, England: Harvard University Press, pp. 1-4.
https://doi.org/10.4159/harvard.9780674430358.fm
Perry, Ralph Barton. "Frontmatter" In
A Defence of Philosophy, 1-4. Cambridge, MA and London, England: Harvard University Press, 1931.
https://doi.org/10.4159/harvard.9780674430358.fm
Perry R. Frontmatter. In:
A Defence of Philosophy. Cambridge, MA and London, England: Harvard University Press; 1931. p.1-4.
https://doi.org/10.4159/harvard.9780674430358.fm
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