Style de citation APA (7e éd.)

Varma, S. (2024). Practical optimism: The art, science, and practice of exceptional well-being. Avery, an imprint of Penguin Random House.

Style de citation Chicago (17e éd.)

Varma, Sue. Practical Optimism: The Art, Science, and Practice of Exceptional Well-being. New York: Avery, an imprint of Penguin Random House, 2024.

Style de citation MLA (8e éd.)

Varma, Sue. Practical Optimism: The Art, Science, and Practice of Exceptional Well-being. Avery, an imprint of Penguin Random House, 2024.

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