Monroe, A. H., & Ehninger, D. (1967). Principles and types of speech (6th ed.). Scott, Foresman.
Cita Chicago Style (17a ed.)Monroe, Alan Houston, y Douglas Ehninger. Principles and Types of Speech. 6th ed. Glenview, Ill.: Scott, Foresman, 1967.
Cita MLA (8a ed.)Monroe, Alan Houston, y Douglas Ehninger. Principles and Types of Speech. 6th ed. Scott, Foresman, 1967.
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