Positivity Barbara Fredrickson

Harmony

Positivity: Top-Notch Research Reveals the 3-to-1 Ratio That Will Change Your Life (English Edition)

Plume

Love 2.0: Creating Happiness and Health in Moments of Connection

Positivity: Top-Notch Research Reveals the 3 to 1 Ratio That Will Change Your Life by Barbara Fredrickson

Audible

Positivity 101: 15 Science-Based Strategies for Cultivating Enjoyment, Gratitude, Serenity, and Awe

Campus Verlag

Die Macht der guten Gefühle: Wie eine positive Haltung Ihr Leben dauerhaft verändert

Carisch

Fred Buscaglione. Criminalmente Fred