Sedniev, A. (2013). Magic of Impromptu Speaking: Create a Speech That Will Be Remembered for Years in Under 30 Seconds. Great Britian: Andrii Sedniev.
Chicago-стиль цитированияSedniev, Andrii. Magic of Impromptu Speaking: Create a Speech That Will Be Remembered for Years in Under 30 Seconds. Great Britian: Andrii Sedniev, 2013.
MLA-цитированиеSedniev, Andrii. Magic of Impromptu Speaking: Create a Speech That Will Be Remembered for Years in Under 30 Seconds. Great Britian: Andrii Sedniev, 2013.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.