CAMPBELL, J. D., & LITTLEFIELD, D. F., Jr. (1968). Concise rhetoric: An introduction to structure, development, and style. Dickenson Pub.
Chicago-viite (17. p.)CAMPBELL, Jack D., ja Daniel F. LITTLEFIELD, Jr. Concise Rhetoric: An Introduction to Structure, Development, and Style. Belmont: Dickenson Pub, 1968.
MLA-viite (9. p.)CAMPBELL, Jack D., ja Daniel F. LITTLEFIELD, Jr. Concise Rhetoric: An Introduction to Structure, Development, and Style. Dickenson Pub, 1968.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.