APA Citation

English language services. (1966). The key to English; T1: Prepositions. London: Collier-MacMillan.

Trích dẫn kiểu Chicago

English language services. The Key to English; T1: Prepositions. London: Collier-MacMillan, 1966.

MLA Citation

English language services. The Key to English; T1: Prepositions. London: Collier-MacMillan, 1966.

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