Vollans, Robert F., editor. Libraries for the people: international studies in librarianship in honour of Lionel R. McColvin. London, The Library Association . 1968. Chapter by Anthony Thompson, p. 77.
2.
Libri, 4 (4), 1954, pp. 153-170.
3.
Libri, 8 (2), 1958, pp. 189-199.
4.
Libri, 9 (1959 , pp. 165-8; 10, 10, pp. 322-7).
5.
Vollans, op. cit. Chapter 6 by Roy D. Rates, pp. 82-103.
