Cofnodi Dyfyniadau
Dyfyniad APA
Umphrey, M., & Laird, R. (1977). Why don't i feel ok? Harvest house.
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Dyfyniad Arddull Chicago
Umphrey, Marjorie, and Richard Laird. Why Don't I Feel Ok? Irvine: Harvest house, 1977.
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Dyfyniad MLA
Umphrey, Marjorie, and Richard Laird. Why Don't I Feel Ok? Harvest house, 1977.
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Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.