APA aipamena

Jane Singleton. (1999). Business listening and speaking (Intermediate). Essex, UK: Longman.

Chicago Style aipamena

Jane Singleton. Business Listening and Speaking (Intermediate). Essex, UK: Longman, 1999.

MLA aipamena

Jane Singleton. Business Listening and Speaking (Intermediate). Essex, UK: Longman, 1999.

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