Clark, A. M. (1958). Spoken English: An idiomatic grammar for foreign students (4th ed., rev.). Oliver and Boyd.
Cita Chicago Style (17a ed.)Clark, Arthur Melville. Spoken English: An Idiomatic Grammar for Foreign Students. 4th ed., rev. Edinburgh [etc.]: Oliver and Boyd, 1958.
Cita MLA (9a ed.)Clark, Arthur Melville. Spoken English: An Idiomatic Grammar for Foreign Students. 4th ed., rev. Oliver and Boyd, 1958.
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