El programa Gas Can Exchange
Subtitle: usted puede ayudar a limpiar el aire!
Publisher: Illinois Environmental Protection Agency
Published: 2004
Place of publication: Springfield, Ill
Language: spa
Subjects: Air; Recycling; Containers; Pollution
Other titles: Gas can exchange program
Notes: Cover title.

"Reimprimido junio-04."

Also available online. Address as of 7/27/04: http://www.epa.state.il.us/air/exchange/gas-can-espanol.pdf.