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Illinois Legal Research: Treatises, Encylopedias and Practice Materials

Secondary Sources

Secondary sources explain and interpret the primary sources. Some key secondary sources are treatises, encyclopedias, and forms. This page includes some general secondary sources for Illinois law. The print versions are listed in the center of the page and the online versions are linked on the left.

Online Sources

Many of the sources listed on this page are also available online through Westlaw and Lexis (law students and faculty only):

State of Illinois Forms

Online Forms

The sources listed below are available online through Westlaw (law students and faculty only):

General Sources

Treatises, encyclopedias and practice guides discuss the principles, theory and application of the law.  The following cover general Illinois law.  The following are print sources, but online versions are available -- they're linked in the box on the left.

Sources by Area of Law


The Law Library

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Champaign, Illinois 61820
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