Lewis, H. Spencer
Supreme Grand Lodge of AMORC, 1977
Buku Teks
The Rosicrucain Order, AMORC, Gran Lodge,
Majalah, Jurnal, Buletin
Ross, H. Laurence
McGraw-Hill, 1963
Buku Teks
Crow, Lester D.
Littlefield, Adams & Co., 1961
Buku Teks
Hergenhahn, B.R., 1934-, author
Wadsworth, 2014
Buku Teks