APA-viite

An investigation expressions of asking for and giving clarification in English and Vietnamese.

Chicago-tyylinen lähdeviittaus

An Investigation Expressions of Asking for and Giving Clarification in English and Vietnamese.

MLA-viite

An Investigation Expressions of Asking for and Giving Clarification in English and Vietnamese.

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.