||EI environmental services directory /
|| Environmental Information,
Refuse disposal industry--United States--Directories. ;
Hazardous waste management industry--United States--Directories. ;
Environmental Pollution--prevention & control--United States--Directory. ;
Hazardous Waste--prevention & control--United States--Directory. ;
Industrial Waste--prevention & control--United States--Directory. ;
Refuse Disposal--United States--Directory.
||4 v. : maps ; 28 cm.
Issued in loose-leaf format; publisher provides binders and divider tabs. Issued in multiple vols., 1991-1994. Split into: EI environmental services directory. Northeast edition; EI southeast environmental services directory; EI environmental services directory. Midwest region; EI west central environmental services directory; and: EI Pacific west environmental services directory.