APA aipamena

Harrison, M., & Kerr, R. (1996). First certificate practice tests. New York: Oxford University Press.

Chicago Style aipamena

Harrison, Mark., và Rosalie Kerr. First Certificate Practice Tests. New York: Oxford University Press, 1996.

MLA aipamena

Harrison, Mark., và Rosalie Kerr. First Certificate Practice Tests. New York: Oxford University Press, 1996.

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