Library Association & Walford, A. J. (1975). Guide to reference material. Library Association.
Chicago Style (17th ed.) CitationLibrary Association and A. J. Walford. Guide to Reference Material. London: Library Association, 1975.
MLA (9th ed.) CitationLibrary Association and A. J. Walford. Guide to Reference Material. Library Association, 1975.
Warning: These citations may not always be 100% accurate.