McGee, R. S. A literature survey of operational and emerging on-line library circulation systems. ERIC.
Citazione stile Chigago Style (17a edizione)McGee, Robert S. A Literature Survey of Operational and Emerging On-line Library Circulation Systems. Washington, D.C.: ERIC.
Citatione MLA (8a ed.)McGee, Robert S. A Literature Survey of Operational and Emerging On-line Library Circulation Systems. ERIC.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.