APA (7th ed.) Citation

Association of Special Libraries and Information Bureaux & Association of Special Libraries and Information Bureaux. (1945). Report of proceedings of the Twentieth Conference held at Portland Hall, The Polytechcic, London, W. I, September 15th and 16th, 1945. The Association of Special Libraries and Information Bureaux.

Chicago Style (17th ed.) Citation

Association of Special Libraries and Information Bureaux and Association of Special Libraries and Information Bureaux. Report of Proceedings of the Twentieth Conference Held at Portland Hall, The Polytechcic, London, W. I, September 15th and 16th, 1945. London: The Association of Special Libraries and Information Bureaux, 1945.

MLA (9th ed.) Citation

Association of Special Libraries and Information Bureaux and Association of Special Libraries and Information Bureaux. Report of Proceedings of the Twentieth Conference Held at Portland Hall, The Polytechcic, London, W. I, September 15th and 16th, 1945. The Association of Special Libraries and Information Bureaux, 1945.