Dyfyniad APA

Etherton, A. (1968). Objective english tests intermediate level. Longman.

Dyfyniad Arddull Chicago

Etherton, A.R.B. Objective English Tests Intermediate Level. London: Longman, 1968.

Dyfyniad MLA

Etherton, A.R.B. Objective English Tests Intermediate Level. Longman, 1968.

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