Collison, R. L. (1973). Published library catalogues: An introduction to their contents and use. Mansell Information Publishing.
Cita Chicago (17th ed.)Collison, Robert Lewis. Published Library Catalogues: An Introduction to Their Contents and Use. London: Mansell Information Publishing, 1973.
Cita MLA (9th ed.)Collison, Robert Lewis. Published Library Catalogues: An Introduction to Their Contents and Use. Mansell Information Publishing, 1973.
Atenció: Aquestes cites poden no estar 100% correctes.