APA (7 वां संस्करण) प्रशस्ति पत्र
Access to the World of Business and Professional Communication. Study Guide for Blended Learning. Step I (Modules I and II): учебное пособие.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAccess to the World of Business and Professional Communication. Study Guide for Blended Learning. Step I (Modules I and II): учебное пособие.
एमएलए (8वां संस्करण) प्रशस्ति पत्रAccess to the World of Business and Professional Communication. Study Guide for Blended Learning. Step I (Modules I and II): учебное пособие.
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