Do we really need libraries? : an assessment of approaches to the evaluation of the performance of libraries / John Blagden.

by Blagden, John.
Published 1980

Management information retrieval : a new indexing language / [by] John Blagden.

by Blagden, John.
Published 1971

How good is your library? : a review of approaches to the evaluation of library and information services / John Blagden and John Harrington.

by Blagden, John.
Published 1990