Sincero, J. (2020). Badass habits: Cultivate the awareness, boundaries, and daily upgrades you need to make them stick. John Murray Learning.

Sincero, Jen. Badass Habits: Cultivate the Awareness, Boundaries, and Daily Upgrades You Need to Make Them Stick. London: John Murray Learning, 2020.

Sincero, Jen. Badass Habits: Cultivate the Awareness, Boundaries, and Daily Upgrades You Need to Make Them Stick. John Murray Learning, 2020.