FITTON ROBERT A. (1997). LEADERSHIP: QUOTATIONS FROM THE WORLD`S GREATEST MOTIVATORS. WESTVIEW PRESS.
Style de citation Chicago (17e éd.)FITTON ROBERT A. LEADERSHIP: QUOTATIONS FROM THE WORLD`S GREATEST MOTIVATORS. OXFORD: WESTVIEW PRESS, 1997.
Style de citation MLA (9e éd.)FITTON ROBERT A. LEADERSHIP: QUOTATIONS FROM THE WORLD`S GREATEST MOTIVATORS. WESTVIEW PRESS, 1997.
Attention : ces citations peuvent ne pas être correctes à 100%.