Cofnodi Dyfyniadau
Dyfyniad APA
Summers, H. B. (1971). A thirty-year History of programs carried on national radio networks in the united states 1926-1956. Arno press.
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Dyfyniad Arddull Chicago
Summers, Harrison B. A Thirty-year History of Programs Carried on National Radio Networks in the United States 1926-1956. New York: Arno press, 1971.
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Dyfyniad MLA
Summers, Harrison B. A Thirty-year History of Programs Carried on National Radio Networks in the United States 1926-1956. Arno press, 1971.
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Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.