Childs, H. L. (1965). Public opinion: Nature, formation and role. D. Van Nostrand Company.
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Dyfyniad Arddull Chicago
Childs, Harwood L. Public Opinion: Nature, Formation and Role. New Jersey: D. Van Nostrand Company, 1965.
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Dyfyniad MLA
Childs, Harwood L. Public Opinion: Nature, Formation and Role. D. Van Nostrand Company, 1965.
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Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.