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Dyfyniad Arddull ChicagoGray, David E. Doing Research in the Real World. 3rd edition. Thousand Oaks, CA: Sage Publications, 2013.
Dyfyniad MLAGray, David E. Doing Research in the Real World. 3rd edition. Sage Publications, 2013.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.