Industrial & hazardous waste management firms / 
prepared by Environmental Information Ltd. 
 - Minneapolis, MN :  E.I.,  ©1983-©1989. 
 - 7 volumes :  maps ; 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Refuse disposal industry--Directories.<br/>Hazardous waste management industry--Directories.<br/>Hazardous Waste--prevention & control.<br/>Industrial Waste--prevention & control.<br/>Hazardous waste management industry.<br/>Refuse disposal industry.
<br/><br/><label>LC Class. No.: </label>HD9975.U5  / I53 
<br/><br/><label>Dewey Class. No.: </label>338.7/6285