Cofnodi Dyfyniadau
Dyfyniad APA
ebrary, Inc, Leaver, B. L., & Shekhtman, B. (2002). Developing professional-level language proficiency. Cambridge University Press.
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Dyfyniad Arddull Chicago
ebrary, Inc, Betty Lou Leaver, and Boris Shekhtman. Developing Professional-level Language Proficiency. Cambridge ; New York, NY: Cambridge University Press, 2002.
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Dyfyniad MLA
ebrary, Inc, et al. Developing Professional-level Language Proficiency. Cambridge University Press, 2002.
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Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.