Kember's note is reproduced in the documents regarding US v Mary Sue Hubbard et al, Appendices to the Sentencing Memorandum, 16 Dec 1980. Exhibit 32. Available online at "The LMT – Legal Section". Archived from the original on 30 September 2003. Retrieved 26 June 2009.
Garrison, Omar V (1974). The Hidden Story of Scientology. Citadel Press. ISBN0806504404. OL5071463M.
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Kember's note is reproduced in the documents regarding US v Mary Sue Hubbard et al, Appendices to the Sentencing Memorandum, 16 Dec 1980. Exhibit 32. Available online at "The LMT – Legal Section". Archived from the original on 30 September 2003. Retrieved 26 June 2009.