1. Batchelor, M., & Brown, K. (Eds.). (1994). Buddhism and ecology. Motilal Banarsidass.
2. Bhikkhu, B. (Ed.). (1993). A comprehensive manual of Abhidhamma. Buddhist Publication Society.
3. Buswell, R. E., & Lopez, D. S. (2014). The Princeton dictionary of Buddhism. Princeton University Press.
4. Chödrön, P. (2018). Becoming bodhisattvas: A guidebook for compassionate action (H. Berliner, Ed.). Shambhala.
5. Chögyam Trungpa Rinpoche (2010). Cutting through spiritual materialism. Shambhala.