Greenberg, F. B., & Heffley, A. P. (1967). Tradition and dissent: A rhetoric-reader. New York: The Bobbs-Merrill.
Dyfyniad Arddull ChicagoGreenberg, Florence Bonzer., và Anne P. Heffley. Tradition and Dissent: A Rhetoric-reader. New York: The Bobbs-Merrill, 1967.
Dyfyniad MLAGreenberg, Florence Bonzer., và Anne P. Heffley. Tradition and Dissent: A Rhetoric-reader. New York: The Bobbs-Merrill, 1967.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.