Crawford, J. (2000). Evaluation of library and information services (2nd ed.). Aslib.
Citación estilo ChicagoCrawford, John. Evaluation of Library and Information Services. 2nd ed. London: Aslib, 2000.
Cita MLACrawford, John. Evaluation of Library and Information Services. 2nd ed. Aslib, 2000.
Warning: These citations may not always be 100% accurate.