Dyfyniad APA

Maidment St. Stella & Roberts L. Lorena. (2009). Happy Street 2: Class Book. New York, Oxford University Press, 2009.

Dyfyniad Arddull Chicago

Maidment St. Stella and Roberts L. Lorena. Happy Street 2: Class Book. New York, Oxford University Press, 2009, 2009.

Dyfyniad MLA

Maidment St. Stella and Roberts L. Lorena. Happy Street 2: Class Book. New York, Oxford University Press, 2009, 2009.

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