Style de citation APA

Barry Gibbons. (2007). Speak Easy: 52 brilliant ideas for giving stunning speeches. Infinite Ideas.

Style de citation Chicago

Barry Gibbons. Speak Easy: 52 Brilliant Ideas for Giving Stunning Speeches. Infinite Ideas, 2007.

Style de citation MLA

Barry Gibbons. Speak Easy: 52 Brilliant Ideas for Giving Stunning Speeches. Infinite Ideas, 2007.

Attention : ces citations peuvent ne pas être correctes à 100%.