Sproule, J. M. (1997). Speechmaking: Rhetorical competence in a postmodern world (2nd ed.). Brown & Benchmark Publishers.
Chicago Style (17. basım) AtıfSproule, J. Michael. Speechmaking: Rhetorical Competence in a Postmodern World. 2nd ed. Madison, WI: Brown & Benchmark Publishers, 1997.
MLA (8th ed.) AtıfSproule, J. Michael. Speechmaking: Rhetorical Competence in a Postmodern World. 2nd ed. Brown & Benchmark Publishers, 1997.
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