APA-viite

Đinh Thị Thu Thảo. (2001). An Investigation into Different Politeness Strategies in English and Vietnamese Requests.

Chicago-tyylinen lähdeviittaus

Đinh Thị Thu Thảo. An Investigation Into Different Politeness Strategies in English and Vietnamese Requests. 2001.

MLA-viite

Đinh Thị Thu Thảo. An Investigation Into Different Politeness Strategies in English and Vietnamese Requests. 2001.

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