APA (7th ed.) Citation

Blagden, J. (1990). How good is your library?: A review of approaches to the evaluation of library and information services. Aslib.

Chicago Style (17th ed.) Citation

Blagden, John. How Good Is Your Library?: A Review of Approaches to the Evaluation of Library and Information Services. London: Aslib, 1990.

MLA (9th ed.) Citation

Blagden, John. How Good Is Your Library?: A Review of Approaches to the Evaluation of Library and Information Services. Aslib, 1990.