1.Dale Carnegie, The Art of Public Speaking; Clydesdale Press, 2018 year.
2.Carmine Callo; Talk like TED, St. Martin’s Griffin, 2015 year.
3.Michelle Obama; Becoming; Penguin Books, 2021 year.
4. Edie Lush, Charlotte McDougall; How to Speak with Confidence in Public; Pan Macmillan, 2017 year.