000273745 000__ 01480cam\a2200301\a\45\0 000273745 001__ 273745 000273745 005__ 20210513103209.0 000273745 008__ 031005s2004\\\\ilua\\\\\b\\\\001\0\eng\\ 000273745 010__ $$a 2003021878 000273745 020__ $$a0838908683 (pbk. : alk. paper) 000273745 035__ $$a(OCoLC)ocm53331609 000273745 035__ $$a273745 000273745 040__ $$aDLC$$cDLC$$dYDX 000273745 049__ $$aISEA 000273745 05000 $$aZ665$$b.R366 2004 000273745 08200 $$a020$$222 000273745 1001_ $$aRatzan, Lee. 000273745 24510 $$aUnderstanding information systems :$$bwhat they do and why we need them /$$cLee Ratzan. 000273745 260__ $$aChicago :$$bAmerican Library Association,$$c2004. 000273745 300__ $$axvi, 253 p. :$$bill. ;$$c26 cm. 000273745 504__ $$aIncludes bibliographical references (p. 237-245) and index. 000273745 5050_ $$aDescribing information -- Representing information -- Organizing information -- Retrieving information -- Networking information -- Securing information -- Concealing information -- Measuring information -- Counting information -- Numbering information -- Managing information -- The computer as an information system -- The Internet as an information system -- Music as an information system -- Interpreting information : numbers as meanings -- Counterintuitive information. 000273745 650_0 $$aInformation science. 000273745 650_0 $$aInformation storage and retrieval systems. 000273745 650_0 $$aComputer science$$vPopular works. 000273745 650_0 $$aMathematics$$vPopular works. 000273745 85200 $$bgen$$hZ665$$i.R366$$i2004 000273745 85641 $$3Table of contents$$uhttp://www.loc.gov/catdir/toc/ecip049/2003021878.html 000273745 909CO $$ooai:library.usi.edu:273745$$pGLOBAL_SET 000273745 980__ $$aBIB 000273745 980__ $$aBOOK 000273745 994__ $$aC0$$bISE