APA
Al-Anon Family Group Headquarters i., . (1975). One day at a time in Al-Anon. New York: The Cornwall Press.
Chicago
Al-Anon Family Group Headquarters inc, . 1975. One day at a time in Al-Anon. New York: The Cornwall Press.
Harvard
Al-Anon Family Group Headquarters i., . (1975). One day at a time in Al-Anon. New York: The Cornwall Press.
MLA
Al-Anon Family Group Headquarters inc, . One day at a time in Al-Anon. New York: The Cornwall Press. 1975.