Siff, J. (2014). Thoughts are not the enemy: An innovative approach to meditation practice (1. ed.). Shambhala.
Citazione stile Chigago Style (17a edizione)Siff, Jason. Thoughts Are Not the Enemy: An Innovative Approach to Meditation Practice. 1. ed. Boston: Shambhala, 2014.
Citatione MLA (8a ed.)Siff, Jason. Thoughts Are Not the Enemy: An Innovative Approach to Meditation Practice. 1. ed. Shambhala, 2014.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.