Dyfyniad APA

Baker, L. R. (2003). Interaction 1: Intergrated skills edition. New York: The McGraw-Hil Companies.

Dyfyniad Arddull Chicago

Baker, Linda R. Interaction 1: Intergrated Skills Edition. New York: The McGraw-Hil Companies, 2003.

Dyfyniad MLA

Baker, Linda R. Interaction 1: Intergrated Skills Edition. New York: The McGraw-Hil Companies, 2003.

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