Citação norma APA

(2004). Learn to be an optimist: Visualise your way to success, fine lifelong confidence and happiness, discover self-belief. Duncan Baird Publisheres.

Citação norma Chicago

Learn to Be an Optimist: Visualise Your Way to Success, Fine Lifelong Confidence and Happiness, Discover Self-belief. London: Duncan Baird Publisheres, 2004.

Citação norma MLA

Learn to Be an Optimist: Visualise Your Way to Success, Fine Lifelong Confidence and Happiness, Discover Self-belief. Duncan Baird Publisheres, 2004.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.