Cofnodi Dyfyniadau

Dyfyniad APA

Statistics for Research. Wiley-Interscience.

Dyfyniad Arddull Chicago

Statistics for Research. Wiley-Interscience.

Dyfyniad MLA

Statistics for Research. Wiley-Interscience.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.

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