An intensive survey of the Mackinaw River Basin, 1987 /

"September 1988."--Cover.

An intensive survey of the Henderson Creek Basin, 1994 /

"February, 1996."

An intensive survey of the Indian Creek Basin, 1992 /

"IEPA/WPC/95-2."--Cover.

An intensive survey of the Big Muddy main stem from Rend Lake to the Mississippi River Summer 1988 /

"IEPA/WPC/91-56."--Cover.

An intensive survey of the Embarras River Basin, 1987 /

"IEPA/WPC/89-212."--Cover.

An intensive survey of the Bay Creek Watershed, July 1992 /

"IEPA/WPC/95-020"--Cover.

An intensive survey of the Big Muddy River Basin: summer 1995/

"March 1997."

An Act creating the Illinois Department of Children and Family Services : amended through November, 1975.

Cover title.

An Overview of fifth-year teacher education programs.

Cover title.

An intensive survey of the Little Vermilion River as affected by seasonal variation, 1992 /

"March 1993."

An intensive survey of the Edwards River and Pope Creek, 1991 /

"October 1993."--Cover.

An intensive survey of the Cache River Basin, summer 1992 /

"IEPA/WPC/95-013."--Cover.

Alternative energy in the Midwest : research and applications : conference proceedings, February 21-23, 1985, Schaumburg, Illinois /

Includes bibliographical references and index.

Amended rules for determining special education per capita tuition charge (Part 130).

"The effective date of these rules will be March 10, 2000."--P. [1] of memorandum.

Ameren Illinois Power Company workforce adequacy analysis report /

"December 2008"--Colophon.