Gaya APA

Powers, T, E. (1990). Invitation to a great experiment Exploring the possibility that God can be known. Addiction, codependency, and a higher power . : crossroad.

Gaya MLA

Powers, Thomas, E.. "Invitation to a great experiment Exploring the possibility that God can be known. Addiction, codependency, and a higher power". : crossroad, 1990. Text.