An energy plan for Illinois higher education.

Report to the Governor and General Assembly.

Commercial energy audits : the Illinois survey : attitudes and opinions from the Illinois business community /

"April 1985."

Energy conversion factors [and life cycle costing and cost analysis papers] /

Mode of access: Internet.

Energy efficient window management /

"Illinois Energy Conservation Program."

Energy efficiency in lighting /

On cover: Illinois Energy Conservation Program.

Energy resources factsheets /

Originally published by the City of Chicago.

Illinois energy efficient homes for the 80's.

On cover: Illinois solar 80/81/82.

Illinois energy programs summary : 1981.

Cover title.

Illinois residential energy efficiency index /

"Illinois Energy Conservation Program."

Local government energy assistance programs annual report.

Description based on: 1990.

Recommendations to reduce energy consumption and costs in state facilities, 1993 /

"ILENR/EC-93/01."

State buildings energy program news /

Mode of access: Internet.

The 1980 Illinois energy extension service plan.

Cover title.

We empower America with new energy choices.

Mode of access: Internet.

Energy monitoring and control systems (EMCS).

"January 1991."