Deismireacht APA

An Official TOEFL Study Aid. (1989). Understanding TOEFL: Workbook. USA: Educational Testing Service.

Trích dẫn kiểu Chicago

An Official TOEFL Study Aid. Understanding TOEFL: Workbook. USA: Educational Testing Service, 1989.

Deismireacht MLA

An Official TOEFL Study Aid. Understanding TOEFL: Workbook. USA: Educational Testing Service, 1989.

Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.