Trích dẫn APA

Sedniev, A. (2013). Magic of Impromptu Speaking: Create a Speech That Will Be Remembered for Years in Under 30 Seconds. Great Britian: Andrii Sedniev.

Trích dẫn kiểu Chicago

Sedniev, Andrii. Magic of Impromptu Speaking: Create a Speech That Will Be Remembered for Years in Under 30 Seconds. Great Britian: Andrii Sedniev, 2013.

Trích dẫn MLA

Sedniev, Andrii. Magic of Impromptu Speaking: Create a Speech That Will Be Remembered for Years in Under 30 Seconds. Great Britian: Andrii Sedniev, 2013.

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