1. Asser Paul Nijhoff The Gutenberg Bible was published in the USA Learned Publishing 3 (1) Jan. 1990, 1–9.
2. Bell, Richard. Legal Deposit in Britain Law Librarian 8 (1/2) April/August1977, 5–8, 22–60.
3. Robertson Michael The Stationers’ Company archive, 1554-1984 (review article). Microform Review 3 (2) 1990,85–7.
4. The standard work on the subject is R. C. Barrington Partridge, The History of the legal deposit of books throughout the British Empire. Library Association,1938.
5. Elliot T. S..(1920) In,. Tradition and the individual talent (pp. 47-59), The Sacred Wood. Methuen.