1. “Guest Editorial,”;Pemberton;Government Publications Review,1978
2. Margaret Beckman. Documentation System for the Organization of Government Publications with a University Library. Research Report no. 2. University of Guelph Library, 1969.
3. Margaret Beckman, Sara Henderson and Ellen Pearson. The Guelph Document System. Report No. 3. University of Guelph Library, 1973.
4. Margaret Beckman et al., 1973, op. cit., p. iv.
5. Margaret Beckman, L.T. Porter and J. Black. Integrated On-line Access. Paper presented to the American Society for Information Science Conference, New York, November 1978, p. 3.