June 1934.
Guilford, J. P., “A Study in Psychodynamics,”
March 1939.
Haggard, Howard W.,
Devils, Drugs and Doctors,
Harper & Bros., New York, 1929.
Hall, Manly P.,
An Encyclopedic Outline of Masonic, Hermetic, Qabbalistic and Rosicrucian Symbolic
H. S. Crocker Co., San Francisco, 1928.
Heline, Corinne Dunklee,
Shafi da ba'a sani ba