Toxic chemical release inventory-1987 [computer file]. 

 - Washington  Office of Toxic Substances  1988. 
 - 2 diskettes  5 1/4 in. 
<br/><br/><label>LCCN: </label>doc92000566  
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Poisons--Inventories--Software.