Richards, I. A. (1926). Principles of literary criticism. Harcourt, Brace & Co.; K. Paul, Trench, Trubner, & Co., ltd..
Lua i Stíl Chicago (17ú heag.)Richards, I. A. Principles of Literary Criticism. London; New York: Harcourt, Brace & Co.; K. Paul, Trench, Trubner, & Co., ltd., 1926.
Lua MLA (8ú heag.)Richards, I. A. Principles of Literary Criticism. Harcourt, Brace & Co.; K. Paul, Trench, Trubner, & Co., ltd., 1926.
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