Dyfyniad APA

O'Connell, S. (1993). Focus on advanced English C.A.E: Practice tests with grammar. Halow, UK: Longman.

Dyfyniad Arddull Chicago

O'Connell, Sue. Focus On Advanced English C.A.E: Practice Tests With Grammar. Halow, UK: Longman, 1993.

Dyfyniad MLA

O'Connell, Sue. Focus On Advanced English C.A.E: Practice Tests With Grammar. Halow, UK: Longman, 1993.

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