CAMPBELL, J. D., & LITTLEFIELD, D. F., Jr. (1968). Concise rhetoric: An introduction to structure, development, and style. Dickenson Pub.
Lua i Stíl Chicago (17ú heag.)CAMPBELL, Jack D., agus Daniel F. LITTLEFIELD, Jr. Concise Rhetoric: An Introduction to Structure, Development, and Style. Belmont: Dickenson Pub, 1968.
Lua MLA (9ú heag.)CAMPBELL, Jack D., agus Daniel F. LITTLEFIELD, Jr. Concise Rhetoric: An Introduction to Structure, Development, and Style. Dickenson Pub, 1968.
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