1. The Literature of the Social Sciences: A Survey of Citation Studies;Broadus;International Social Science Journal,1971
2. User Studies in the Humanities: A Survey and a Proposal;Bebout;RQ,1975
3. User Studies: A Review of the Literature;Wood;Aslib,1971
4. The Use of Citation Analysis as a Research Technique and its Implications for Libraries;Friis;South African Libraries,1955
5. Practical Interpretation of Citation and Library Use Studies;Line;College and Research Libraries,1975