THE EFFICIENCY OF SUBJECT CATALOGUES AND THE COST OF INFORMATION SEARCHES

Abstract

An expression for the efficiency of a subject catalogue or index is derived from the probability of success when using the catalogue, and the cost of making and using the catalogue, compared with the cost of finding material in the library stock when no subject catalogue is available.

Citation

THORNE, R.G. (1955), "THE EFFICIENCY OF SUBJECT CATALOGUES AND THE COST OF INFORMATION SEARCHES", Journal of Documentation, Vol. 11 No. 3, pp. 130-148. https://doi.org/10.1108/eb026215