Cita APA (7th ed.)

Wilber, K. (2000). Grace and grit: Spirituality and healing in the life and death of Treya Killam Wilber (2nd ed.). Shambhala.

Cita Chicago (17th ed.)

Wilber, Ken. Grace and Grit: Spirituality and Healing in the Life and Death of Treya Killam Wilber. 2nd ed. Boston: Shambhala, 2000.

Cita MLA (9th ed.)

Wilber, Ken. Grace and Grit: Spirituality and Healing in the Life and Death of Treya Killam Wilber. 2nd ed. Shambhala, 2000.