APA
(1938). Bahá'í Calendar 1938. [Wilmette, IL]: National Spiritual Assembly of the Bahá'ís of the United States and Canada.
Chicago
1938. Bahá'í Calendar 1938. [Wilmette, IL]: National Spiritual Assembly of the Bahá'ís of the United States and Canada.
Harvard
(1938). Bahá'í Calendar 1938. [Wilmette, IL]: National Spiritual Assembly of the Bahá'ís of the United States and Canada.
MLA
Bahá'í Calendar 1938. [Wilmette, IL]: National Spiritual Assembly of the Bahá'ís of the United States and Canada. 1938.
