Leeves, J. (1987). Library systems: A buyer's guide. Gower.
Cita Chicago (17th ed.)Leeves, Juliet. Library Systems: A Buyer's Guide. Aldershot, Hants, England: Gower, 1987.
Cita MLA (9th ed.)Leeves, Juliet. Library Systems: A Buyer's Guide. Gower, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.