NICHOLLS, A. (1999). Mastering public speaking: How to prepare and delivera successful speech or presentation. Grolier International.
Цитирование в стиле Чикаго (17-е изд.)NICHOLLS, Anne. Mastering Public Speaking: How to Prepare and Delivera Successful Speech or Presentation. Hongkong: Grolier International, 1999.
Цитирование MLA (9-е изд.)NICHOLLS, Anne. Mastering Public Speaking: How to Prepare and Delivera Successful Speech or Presentation. Grolier International, 1999.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.