Ridley, D. D. (2009). Information retrieval: SciFinder (2nd ed.). Wiley.
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Dyfyniad Arddull Chicago
Ridley, D. D. Information Retrieval: SciFinder. 2nd ed. Hoboken, N.J.: Wiley, 2009.
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Dyfyniad MLA
Ridley, D. D. Information Retrieval: SciFinder. 2nd ed. Wiley, 2009.
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Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.